./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_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_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/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_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/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_acf419ef-8d18-4846-995d-1a1d3bb399b0/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 f4a8b24485e53fece96b44fdc12e6f161e1bbffda2cd597a930f4925e148dc01 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:19:10,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:19:10,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:19:10,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:19:10,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:19:10,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:19:10,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:19:10,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:19:10,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:19:10,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:19:10,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:19:10,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:19:10,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:19:10,797 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:19:10,799 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:19:10,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:19:10,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:19:10,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:19:10,807 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:19:10,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:19:10,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:19:10,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:19:10,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:19:10,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:19:10,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:19:10,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:19:10,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:19:10,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:19:10,823 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:19:10,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:19:10,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:19:10,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:19:10,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:19:10,832 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:19:10,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:19:10,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:19:10,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:19:10,837 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:19:10,837 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:19:10,838 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:19:10,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:19:10,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:19:10,879 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:19:10,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:19:10,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:19:10,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:19:10,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:19:10,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:19:10,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:19:10,882 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:19:10,882 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:19:10,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:19:10,883 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:19:10,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:19:10,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:19:10,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:19:10,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:19:10,884 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:19:10,884 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:19:10,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:19:10,884 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:19:10,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:19:10,885 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:19:10,885 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:19:10,885 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:19:10,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:19:10,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:19:10,886 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:19:10,886 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:19:10,886 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:19:10,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:19:10,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:19:10,887 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_acf419ef-8d18-4846-995d-1a1d3bb399b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4a8b24485e53fece96b44fdc12e6f161e1bbffda2cd597a930f4925e148dc01 [2021-11-13 23:19:11,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:19:11,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:19:11,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:19:11,217 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:19:11,217 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:19:11,219 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i [2021-11-13 23:19:11,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/data/d2a18dc8b/eadf8f819f8243db879872fe5b1c5d44/FLAG68f33a5ba [2021-11-13 23:19:12,010 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:19:12,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i [2021-11-13 23:19:12,033 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/data/d2a18dc8b/eadf8f819f8243db879872fe5b1c5d44/FLAG68f33a5ba [2021-11-13 23:19:12,169 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/data/d2a18dc8b/eadf8f819f8243db879872fe5b1c5d44 [2021-11-13 23:19:12,176 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:19:12,178 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:19:12,181 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:19:12,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:19:12,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:19:12,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:12" (1/1) ... [2021-11-13 23:19:12,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69ff41c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:12, skipping insertion in model container [2021-11-13 23:19:12,192 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:19:12" (1/1) ... [2021-11-13 23:19:12,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:19:12,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:19:12,925 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_acf419ef-8d18-4846-995d-1a1d3bb399b0/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[33021,33034] [2021-11-13 23:19:13,254 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_acf419ef-8d18-4846-995d-1a1d3bb399b0/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[84583,84596] [2021-11-13 23:19:13,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:19:13,268 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:19:13,308 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_acf419ef-8d18-4846-995d-1a1d3bb399b0/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[33021,33034] [2021-11-13 23:19:13,473 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_acf419ef-8d18-4846-995d-1a1d3bb399b0/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test9-1.i[84583,84596] [2021-11-13 23:19:13,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:19:13,524 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:19:13,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13 WrapperNode [2021-11-13 23:19:13,525 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:19:13,526 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:19:13,526 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:19:13,526 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:19:13,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:19:13,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:19:13,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:19:13,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:19:13,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,880 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,940 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,972 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:19:13,973 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:19:13,973 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:19:13,974 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:19:13,975 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:19:13" (1/1) ... [2021-11-13 23:19:13,986 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:19:13,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:19:14,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:19:14,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acf419ef-8d18-4846-995d-1a1d3bb399b0/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:19:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:19:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:19:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:19:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:19:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:19:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:19:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:19:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:19:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:19:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 23:19:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:19:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:19:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:19:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:19:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:19:17,240 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:19:17,241 INFO L299 CfgBuilder]: Removed 54 assume(true) statements. [2021-11-13 23:19:17,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:17 BoogieIcfgContainer [2021-11-13 23:19:17,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:19:17,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:19:17,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:19:17,259 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:19:17,259 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:19:17" (1/1) ... [2021-11-13 23:19:17,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:19:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1109 states and 2178 transitions. [2021-11-13 23:19:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 2178 transitions. [2021-11-13 23:19:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:17,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:17,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:17,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:17,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:17,723 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 23:19:17,787 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:17,788 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 23:19:18,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:18,260 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 23:19:18,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:18,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1112 states and 2187 transitions. [2021-11-13 23:19:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 2187 transitions. [2021-11-13 23:19:18,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:18,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:18,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:18,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:18,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:18,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:18,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:18,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:18,489 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 23:19:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:18,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1115 states and 2198 transitions. [2021-11-13 23:19:18,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 2198 transitions. [2021-11-13 23:19:18,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:18,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:18,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:18,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:18,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:18,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:18,770 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 20 treesize of output 12 [2021-11-13 23:19:18,774 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 23:19:18,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:18,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1118 states and 2211 transitions. [2021-11-13 23:19:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 2211 transitions. [2021-11-13 23:19:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:18,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:18,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:19,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:19,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:19,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:19,071 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:19,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:19,363 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 [2021-11-13 23:19:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:19,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:19,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1121 states and 2223 transitions. [2021-11-13 23:19:19,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 2223 transitions. [2021-11-13 23:19:19,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:19,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:19,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:19,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:19,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:19,480 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 23:19:19,523 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 20 treesize of output 12 [2021-11-13 23:19:19,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1124 states and 2237 transitions. [2021-11-13 23:19:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2237 transitions. [2021-11-13 23:19:19,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:19,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:19,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:19,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:19,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:19,670 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:19,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:19,770 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 23:19:19,960 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 23:19:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1127 states and 2253 transitions. [2021-11-13 23:19:19,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 2253 transitions. [2021-11-13 23:19:19,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:19,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:19,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:20,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:20,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:20,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:20,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:20,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:20,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1130 states and 2271 transitions. [2021-11-13 23:19:20,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 2271 transitions. [2021-11-13 23:19:20,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:20,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:20,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:20,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:20,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:20,285 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:20,287 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 23:19:20,386 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 23:19:20,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:20,554 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 23:19:20,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:20,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1133 states and 2291 transitions. [2021-11-13 23:19:20,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 2291 transitions. [2021-11-13 23:19:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:20,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:20,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:20,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:20,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:20,683 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:20,683 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 23:19:20,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:20,931 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 [2021-11-13 23:19:20,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:20,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1136 states and 2313 transitions. [2021-11-13 23:19:20,954 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 2313 transitions. [2021-11-13 23:19:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:20,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:20,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:20,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:20,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:21,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:21,060 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 20 treesize of output 12 [2021-11-13 23:19:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:21,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1139 states and 2337 transitions. [2021-11-13 23:19:21,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 2337 transitions. [2021-11-13 23:19:21,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:21,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:21,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:21,140 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 23:19:21,184 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:21,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:21,461 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 23:19:21,467 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 23:19:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 1142 states and 2363 transitions. [2021-11-13 23:19:21,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2363 transitions. [2021-11-13 23:19:21,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:21,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:21,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:21,534 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 23:19:21,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:21,565 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 23:19:21,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 1145 states and 2391 transitions. [2021-11-13 23:19:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 2391 transitions. [2021-11-13 23:19:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:21,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:21,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:21,674 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:21,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:21,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:21,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:21,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:21,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 1148 states and 2421 transitions. [2021-11-13 23:19:21,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 2421 transitions. [2021-11-13 23:19:21,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:21,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:21,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:21,991 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:21,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:22,078 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 [2021-11-13 23:19:22,224 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 [2021-11-13 23:19:22,229 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 23:19:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:22,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 1151 states and 2453 transitions. [2021-11-13 23:19:22,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 2453 transitions. [2021-11-13 23:19:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:22,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:22,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:22,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:22,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:22,335 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 23:19:22,374 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:22,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:22,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:22,717 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 23:19:22,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:22,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 1154 states and 2487 transitions. [2021-11-13 23:19:22,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 2487 transitions. [2021-11-13 23:19:22,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:22,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:22,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:22,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:22,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:22,785 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 23:19:22,826 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:22,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:23,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:23,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:23,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:23,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 1157 states and 2523 transitions. [2021-11-13 23:19:23,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2523 transitions. [2021-11-13 23:19:23,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:23,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:23,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:23,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:23,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:23,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:23,201 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:23,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:23,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:23,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:23,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 1160 states and 2561 transitions. [2021-11-13 23:19:23,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 2561 transitions. [2021-11-13 23:19:23,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:23,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:23,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:23,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:23,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:23,574 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:23,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:23,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:23,868 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 23:19:23,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:23,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:23,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 1163 states and 2601 transitions. [2021-11-13 23:19:23,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 2601 transitions. [2021-11-13 23:19:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:23,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:23,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:23,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:23,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:23,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:23,970 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:23,972 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 23:19:24,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:24,181 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 23:19:24,187 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 23:19:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:24,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2643 states to 1166 states and 2643 transitions. [2021-11-13 23:19:24,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 2643 transitions. [2021-11-13 23:19:24,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:24,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:24,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:24,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:24,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:24,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:24,289 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:24,289 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 23:19:24,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:24,505 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 23:19:24,509 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 23:19:24,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:24,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2687 states to 1169 states and 2687 transitions. [2021-11-13 23:19:24,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 2687 transitions. [2021-11-13 23:19:24,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:24,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:24,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:24,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:24,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:24,609 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:24,609 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 23:19:24,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:24,835 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 23:19:24,840 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 23:19:24,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:24,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 1172 states and 2733 transitions. [2021-11-13 23:19:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 2733 transitions. [2021-11-13 23:19:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:24,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:24,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:24,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:24,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:24,942 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:24,943 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 23:19:25,032 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 23:19:25,181 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 23:19:25,187 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 23:19:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:25,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 1175 states and 2781 transitions. [2021-11-13 23:19:25,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 2781 transitions. [2021-11-13 23:19:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:25,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:25,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:25,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:25,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:25,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:25,256 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 [2021-11-13 23:19:25,311 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:25,312 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 23:19:25,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:25,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:25,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:25,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1178 states and 2831 transitions. [2021-11-13 23:19:25,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 2831 transitions. [2021-11-13 23:19:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:25,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:25,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:25,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:25,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:25,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:25,622 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 23:19:25,669 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:25,669 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 23:19:25,895 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 [2021-11-13 23:19:25,900 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 23:19:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 1181 states and 2883 transitions. [2021-11-13 23:19:25,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 2883 transitions. [2021-11-13 23:19:25,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:25,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:25,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:25,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:25,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:25,988 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:25,989 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 23:19:26,075 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 23:19:26,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:26,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:26,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2937 states to 1184 states and 2937 transitions. [2021-11-13 23:19:26,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 2937 transitions. [2021-11-13 23:19:26,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:26,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:26,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:26,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:26,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:26,278 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 23:19:26,319 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:26,320 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 [2021-11-13 23:19:26,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:26,570 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 23:19:26,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:26,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2993 states to 1187 states and 2993 transitions. [2021-11-13 23:19:26,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 2993 transitions. [2021-11-13 23:19:26,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:26,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:26,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:26,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:26,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:26,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:26,651 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 20 treesize of output 12 [2021-11-13 23:19:26,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:26,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3051 states to 1190 states and 3051 transitions. [2021-11-13 23:19:26,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 3051 transitions. [2021-11-13 23:19:26,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:26,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:26,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:26,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:26,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:26,748 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:26,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:26,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:26,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:26,981 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 23:19:26,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:26,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 1193 states and 3111 transitions. [2021-11-13 23:19:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 3111 transitions. [2021-11-13 23:19:26,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:26,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:26,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:27,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:27,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:27,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:27,070 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:27,070 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 [2021-11-13 23:19:27,155 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 23:19:27,288 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 50 treesize of output 42 [2021-11-13 23:19:27,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:27,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:27,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1196 states and 3173 transitions. [2021-11-13 23:19:27,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3173 transitions. [2021-11-13 23:19:27,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:27,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:27,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:27,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:27,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:27,350 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 23:19:27,395 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:27,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:27,649 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 23:19:27,653 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 23:19:27,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 1199 states and 3237 transitions. [2021-11-13 23:19:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 3237 transitions. [2021-11-13 23:19:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:27,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:27,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:27,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:27,742 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:27,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:27,824 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 23:19:27,944 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 50 treesize of output 42 [2021-11-13 23:19:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:27,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3303 states to 1202 states and 3303 transitions. [2021-11-13 23:19:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 3303 transitions. [2021-11-13 23:19:27,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:27,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:27,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:28,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:28,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:28,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:28,057 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:28,057 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 23:19:28,305 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 23:19:28,309 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 23:19:28,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3371 states to 1205 states and 3371 transitions. [2021-11-13 23:19:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3371 transitions. [2021-11-13 23:19:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:28,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:28,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:28,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:28,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:28,361 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 23:19:28,404 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:28,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:28,617 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 23:19:28,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:28,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:28,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3441 states to 1208 states and 3441 transitions. [2021-11-13 23:19:28,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 3441 transitions. [2021-11-13 23:19:28,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:28,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:28,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:28,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:28,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:28,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:28,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:28,716 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 23:19:28,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:28,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:28,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:28,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1211 states and 3513 transitions. [2021-11-13 23:19:28,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 3513 transitions. [2021-11-13 23:19:28,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:28,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:28,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:28,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:28,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:28,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:29,042 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:29,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:29,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:29,259 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 50 treesize of output 42 [2021-11-13 23:19:29,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:29,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1214 states and 3587 transitions. [2021-11-13 23:19:29,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3587 transitions. [2021-11-13 23:19:29,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:29,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:29,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:29,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:29,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:29,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:29,363 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:29,363 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 23:19:29,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:29,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:29,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 1217 states and 3663 transitions. [2021-11-13 23:19:29,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 3663 transitions. [2021-11-13 23:19:29,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:29,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:29,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:29,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:29,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:29,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:29,666 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:29,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:29,884 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 [2021-11-13 23:19:29,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:29,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 1220 states and 3741 transitions. [2021-11-13 23:19:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 3741 transitions. [2021-11-13 23:19:29,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:29,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:29,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:29,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:29,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:29,941 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 23:19:29,958 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 20 treesize of output 12 [2021-11-13 23:19:29,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:29,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:29,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3821 states to 1223 states and 3821 transitions. [2021-11-13 23:19:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 3821 transitions. [2021-11-13 23:19:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:29,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:29,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:30,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:30,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:30,009 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 23:19:30,046 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:30,046 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 23:19:30,271 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 23:19:30,275 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 23:19:30,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:30,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 1226 states and 3903 transitions. [2021-11-13 23:19:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 3903 transitions. [2021-11-13 23:19:30,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:30,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:30,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:30,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:30,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:30,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:30,367 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:30,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:30,448 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 23:19:30,608 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 50 treesize of output 42 [2021-11-13 23:19:30,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:30,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:30,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 1229 states and 3987 transitions. [2021-11-13 23:19:30,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 3987 transitions. [2021-11-13 23:19:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:30,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:30,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:30,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:30,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:30,684 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 23:19:30,727 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:30,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:30,927 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 23:19:30,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 1232 states and 4073 transitions. [2021-11-13 23:19:30,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 4073 transitions. [2021-11-13 23:19:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:30,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:30,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:30,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:30,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:30,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:31,000 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 20 treesize of output 12 [2021-11-13 23:19:31,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:31,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 1235 states and 4161 transitions. [2021-11-13 23:19:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 4161 transitions. [2021-11-13 23:19:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:31,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:31,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:31,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:31,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:31,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:31,092 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:31,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:31,169 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 23:19:31,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:31,295 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 23:19:31,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:31,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 1238 states and 4251 transitions. [2021-11-13 23:19:31,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 4251 transitions. [2021-11-13 23:19:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:31,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:31,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:31,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:31,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:31,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:31,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:31,391 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:31,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:31,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:31,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:31,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:31,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 1241 states and 4343 transitions. [2021-11-13 23:19:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 4343 transitions. [2021-11-13 23:19:31,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:31,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:31,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:31,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:31,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:31,740 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 23:19:31,763 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 20 treesize of output 12 [2021-11-13 23:19:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:31,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:31,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4437 states to 1244 states and 4437 transitions. [2021-11-13 23:19:31,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 4437 transitions. [2021-11-13 23:19:31,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:31,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:31,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:31,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:31,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:31,823 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 23:19:31,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:31,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:31,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4533 states to 1247 states and 4533 transitions. [2021-11-13 23:19:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 4533 transitions. [2021-11-13 23:19:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:31,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:31,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:31,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:31,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:31,939 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:31,940 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 23:19:32,022 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 [2021-11-13 23:19:32,167 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 50 treesize of output 42 [2021-11-13 23:19:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:32,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:32,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 1250 states and 4631 transitions. [2021-11-13 23:19:32,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 4631 transitions. [2021-11-13 23:19:32,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:32,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:32,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:32,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:32,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:32,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:32,280 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:32,280 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 23:19:32,367 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 23:19:32,483 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 23:19:32,487 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 23:19:32,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:32,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4731 states to 1253 states and 4731 transitions. [2021-11-13 23:19:32,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 4731 transitions. [2021-11-13 23:19:32,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:32,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:32,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:32,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:32,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:32,551 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 23:19:32,594 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:32,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:32,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:32,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:32,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4833 states to 1256 states and 4833 transitions. [2021-11-13 23:19:32,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 4833 transitions. [2021-11-13 23:19:32,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:32,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:32,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:32,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:32,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:32,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:32,879 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 20 treesize of output 12 [2021-11-13 23:19:32,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:32,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:32,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4937 states to 1259 states and 4937 transitions. [2021-11-13 23:19:32,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 4937 transitions. [2021-11-13 23:19:32,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:32,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:32,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:32,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:32,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:32,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:32,942 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 23:19:32,962 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 23:19:32,964 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 23:19:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:32,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 1262 states and 5043 transitions. [2021-11-13 23:19:32,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 5043 transitions. [2021-11-13 23:19:32,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:32,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:32,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:33,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:33,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:33,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:33,049 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 20 treesize of output 12 [2021-11-13 23:19:33,051 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 23:19:33,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:33,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5151 states to 1265 states and 5151 transitions. [2021-11-13 23:19:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 5151 transitions. [2021-11-13 23:19:33,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:33,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:33,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:33,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:33,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:33,112 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 23:19:33,150 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:33,150 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 [2021-11-13 23:19:33,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:33,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:33,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5261 states to 1268 states and 5261 transitions. [2021-11-13 23:19:33,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 5261 transitions. [2021-11-13 23:19:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:33,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:33,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:33,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:33,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:33,470 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 23:19:33,517 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:33,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:33,740 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 50 treesize of output 42 [2021-11-13 23:19:33,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:33,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5373 states to 1271 states and 5373 transitions. [2021-11-13 23:19:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 5373 transitions. [2021-11-13 23:19:33,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:33,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:33,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:33,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:33,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:33,850 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:33,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:33,940 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 23:19:34,075 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 23:19:34,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:34,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:34,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5487 states to 1274 states and 5487 transitions. [2021-11-13 23:19:34,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 5487 transitions. [2021-11-13 23:19:34,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:34,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:34,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:34,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:34,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:34,173 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:34,174 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 [2021-11-13 23:19:34,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:34,379 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 23:19:34,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:34,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5603 states to 1277 states and 5603 transitions. [2021-11-13 23:19:34,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 5603 transitions. [2021-11-13 23:19:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:34,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:34,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:34,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:34,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:34,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:34,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:34,455 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 23:19:34,458 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 23:19:34,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:34,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5721 states to 1280 states and 5721 transitions. [2021-11-13 23:19:34,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 5721 transitions. [2021-11-13 23:19:34,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:34,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:34,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:34,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:34,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:34,512 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 [2021-11-13 23:19:34,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:34,530 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 23:19:34,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:34,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5841 states to 1283 states and 5841 transitions. [2021-11-13 23:19:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 5841 transitions. [2021-11-13 23:19:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:34,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:34,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:34,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:34,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:34,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:34,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:34,622 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:34,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:34,845 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 23:19:34,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:34,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:34,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5963 states to 1286 states and 5963 transitions. [2021-11-13 23:19:34,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 5963 transitions. [2021-11-13 23:19:34,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:34,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:34,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:34,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:34,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:34,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:34,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:34,944 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:34,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:35,171 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 [2021-11-13 23:19:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:35,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6087 states to 1289 states and 6087 transitions. [2021-11-13 23:19:35,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 6087 transitions. [2021-11-13 23:19:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:35,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:35,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:35,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:35,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:35,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:35,274 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:35,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:35,516 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 23:19:35,520 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 23:19:35,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6213 states to 1292 states and 6213 transitions. [2021-11-13 23:19:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 6213 transitions. [2021-11-13 23:19:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:35,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:35,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:35,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:35,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:35,620 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:35,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:35,691 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 23:19:35,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:35,814 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 23:19:35,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6341 states to 1295 states and 6341 transitions. [2021-11-13 23:19:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 6341 transitions. [2021-11-13 23:19:35,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:35,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:35,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:35,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:35,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:35,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:35,884 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 20 treesize of output 12 [2021-11-13 23:19:35,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:35,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6471 states to 1298 states and 6471 transitions. [2021-11-13 23:19:35,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 6471 transitions. [2021-11-13 23:19:35,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:35,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:35,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:35,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:35,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:35,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:35,991 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:35,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:36,067 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 23:19:36,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:36,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:36,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6603 states to 1301 states and 6603 transitions. [2021-11-13 23:19:36,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 6603 transitions. [2021-11-13 23:19:36,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:36,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:36,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:36,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:36,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:36,289 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:36,289 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 23:19:36,375 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 23:19:36,505 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 23:19:36,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:36,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6737 states to 1304 states and 6737 transitions. [2021-11-13 23:19:36,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 6737 transitions. [2021-11-13 23:19:36,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:36,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:36,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:36,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:36,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:36,607 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:36,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:36,697 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 23:19:36,830 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 23:19:36,834 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 23:19:36,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:36,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6873 states to 1307 states and 6873 transitions. [2021-11-13 23:19:36,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 6873 transitions. [2021-11-13 23:19:36,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:36,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:36,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:36,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:36,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:36,937 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:36,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:37,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:37,119 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 23:19:37,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:37,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7011 states to 1310 states and 7011 transitions. [2021-11-13 23:19:37,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 7011 transitions. [2021-11-13 23:19:37,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:37,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:37,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:37,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:37,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:37,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:37,207 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:37,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:37,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:37,384 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 23:19:37,387 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 23:19:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:37,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7151 states to 1313 states and 7151 transitions. [2021-11-13 23:19:37,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 7151 transitions. [2021-11-13 23:19:37,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:37,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:37,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:37,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:37,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:37,500 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:37,501 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 23:19:37,596 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 23:19:37,706 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 50 treesize of output 42 [2021-11-13 23:19:37,709 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 23:19:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:37,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7293 states to 1316 states and 7293 transitions. [2021-11-13 23:19:37,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 7293 transitions. [2021-11-13 23:19:37,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:37,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:37,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:37,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:37,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:37,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:37,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:37,793 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 23:19:37,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:37,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7437 states to 1319 states and 7437 transitions. [2021-11-13 23:19:37,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 7437 transitions. [2021-11-13 23:19:37,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:37,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:37,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:37,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:37,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:37,847 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 23:19:37,889 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:37,890 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 23:19:38,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:38,121 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 23:19:38,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:38,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7583 states to 1322 states and 7583 transitions. [2021-11-13 23:19:38,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 7583 transitions. [2021-11-13 23:19:38,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:38,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:38,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:38,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:38,218 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 [2021-11-13 23:19:38,239 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 23:19:38,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:38,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:38,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7731 states to 1325 states and 7731 transitions. [2021-11-13 23:19:38,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 7731 transitions. [2021-11-13 23:19:38,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:38,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:38,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:38,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:38,302 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 23:19:38,331 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 20 treesize of output 12 [2021-11-13 23:19:38,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:38,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7881 states to 1328 states and 7881 transitions. [2021-11-13 23:19:38,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 7881 transitions. [2021-11-13 23:19:38,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:38,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:38,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:38,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:38,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:38,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:38,407 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 23:19:38,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:38,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8033 states to 1331 states and 8033 transitions. [2021-11-13 23:19:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 8033 transitions. [2021-11-13 23:19:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:38,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:38,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:38,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:38,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:38,467 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 23:19:38,487 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 [2021-11-13 23:19:38,489 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 23:19:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8187 states to 1334 states and 8187 transitions. [2021-11-13 23:19:38,504 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 8187 transitions. [2021-11-13 23:19:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:38,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:38,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:38,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:38,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:38,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:38,565 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 23:19:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:38,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8343 states to 1337 states and 8343 transitions. [2021-11-13 23:19:38,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 8343 transitions. [2021-11-13 23:19:38,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:38,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:38,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:38,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:38,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:38,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:38,658 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:38,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:38,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:38,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:38,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8501 states to 1340 states and 8501 transitions. [2021-11-13 23:19:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 8501 transitions. [2021-11-13 23:19:38,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:38,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:38,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:38,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:38,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:38,989 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:38,989 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 23:19:39,213 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 23:19:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:39,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8661 states to 1343 states and 8661 transitions. [2021-11-13 23:19:39,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 8661 transitions. [2021-11-13 23:19:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:39,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:39,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:39,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:39,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:39,282 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 23:19:39,328 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:39,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:39,519 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 50 treesize of output 42 [2021-11-13 23:19:39,522 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 23:19:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8823 states to 1346 states and 8823 transitions. [2021-11-13 23:19:39,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 8823 transitions. [2021-11-13 23:19:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:39,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:39,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:39,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:39,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:39,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:39,612 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:39,612 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 [2021-11-13 23:19:39,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:39,829 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 50 treesize of output 42 [2021-11-13 23:19:39,833 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 23:19:39,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:39,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8987 states to 1349 states and 8987 transitions. [2021-11-13 23:19:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 8987 transitions. [2021-11-13 23:19:39,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:39,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:39,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:39,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:39,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:39,923 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:39,923 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 23:19:40,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:40,124 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 23:19:40,128 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 23:19:40,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:40,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9153 states to 1352 states and 9153 transitions. [2021-11-13 23:19:40,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 9153 transitions. [2021-11-13 23:19:40,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:40,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:40,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:40,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:40,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:40,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:40,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:40,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:40,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:40,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9321 states to 1355 states and 9321 transitions. [2021-11-13 23:19:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 9321 transitions. [2021-11-13 23:19:40,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:40,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:40,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:40,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:40,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:40,270 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 23:19:40,309 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:40,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:40,494 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 23:19:40,498 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 23:19:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:40,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9491 states to 1358 states and 9491 transitions. [2021-11-13 23:19:40,515 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 9491 transitions. [2021-11-13 23:19:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:40,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:40,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:40,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:40,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:40,554 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 23:19:40,592 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:40,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:40,782 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 23:19:40,785 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 23:19:40,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:40,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9663 states to 1361 states and 9663 transitions. [2021-11-13 23:19:40,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 9663 transitions. [2021-11-13 23:19:40,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:40,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:40,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:40,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:40,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:40,846 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 23:19:40,864 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 23:19:40,866 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 23:19:40,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:40,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9837 states to 1364 states and 9837 transitions. [2021-11-13 23:19:40,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 9837 transitions. [2021-11-13 23:19:40,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:40,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:40,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:40,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:40,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:40,960 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:40,960 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 23:19:41,064 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 23:19:41,206 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 50 treesize of output 42 [2021-11-13 23:19:41,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:41,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10013 states to 1367 states and 10013 transitions. [2021-11-13 23:19:41,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 10013 transitions. [2021-11-13 23:19:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:41,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:41,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:41,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:41,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:41,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:41,309 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:41,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:41,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:41,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:41,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:41,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10191 states to 1370 states and 10191 transitions. [2021-11-13 23:19:41,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 10191 transitions. [2021-11-13 23:19:41,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:41,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:41,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:41,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:41,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:41,569 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:41,570 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 23:19:41,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:41,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:41,741 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 23:19:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:41,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10371 states to 1373 states and 10371 transitions. [2021-11-13 23:19:41,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 10371 transitions. [2021-11-13 23:19:41,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:41,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:41,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:41,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:41,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:41,791 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 23:19:41,810 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 23:19:41,812 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 23:19:41,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:41,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10553 states to 1376 states and 10553 transitions. [2021-11-13 23:19:41,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 10553 transitions. [2021-11-13 23:19:41,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:41,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:41,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:41,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:41,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:41,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:41,909 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:41,909 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 23:19:42,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:42,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10737 states to 1379 states and 10737 transitions. [2021-11-13 23:19:42,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 10737 transitions. [2021-11-13 23:19:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:42,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:42,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:42,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:42,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:42,173 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:42,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:42,241 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 23:19:42,354 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 50 treesize of output 42 [2021-11-13 23:19:42,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:42,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:42,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10923 states to 1382 states and 10923 transitions. [2021-11-13 23:19:42,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 10923 transitions. [2021-11-13 23:19:42,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:42,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:42,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:42,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:42,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:42,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:42,455 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:42,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:42,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:42,665 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 23:19:42,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:42,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11111 states to 1385 states and 11111 transitions. [2021-11-13 23:19:42,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 11111 transitions. [2021-11-13 23:19:42,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:42,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:42,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:42,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:42,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:42,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:42,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:42,743 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 23:19:42,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11301 states to 1388 states and 11301 transitions. [2021-11-13 23:19:42,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 11301 transitions. [2021-11-13 23:19:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:42,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:42,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:42,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:42,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:42,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:42,809 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 23:19:42,828 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 20 treesize of output 12 [2021-11-13 23:19:42,830 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 23:19:42,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:42,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11493 states to 1391 states and 11493 transitions. [2021-11-13 23:19:42,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 11493 transitions. [2021-11-13 23:19:42,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:42,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:42,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:42,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:42,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:42,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:42,925 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:42,925 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 [2021-11-13 23:19:43,016 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 23:19:43,137 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 23:19:43,141 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 23:19:43,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:43,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11687 states to 1394 states and 11687 transitions. [2021-11-13 23:19:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 11687 transitions. [2021-11-13 23:19:43,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:43,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:43,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:43,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:43,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:43,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:43,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:43,224 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 20 treesize of output 12 [2021-11-13 23:19:43,226 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 23:19:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:43,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11883 states to 1397 states and 11883 transitions. [2021-11-13 23:19:43,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 11883 transitions. [2021-11-13 23:19:43,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:43,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:43,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:43,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:43,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:43,278 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 23:19:43,293 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 23:19:43,295 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 23:19:43,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:43,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12081 states to 1400 states and 12081 transitions. [2021-11-13 23:19:43,307 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 12081 transitions. [2021-11-13 23:19:43,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:43,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:43,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:43,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:43,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:43,341 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 23:19:43,380 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:43,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:43,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:43,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 1403 states and 12281 transitions. [2021-11-13 23:19:43,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 12281 transitions. [2021-11-13 23:19:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:43,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:43,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:43,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:43,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:43,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:43,622 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 23:19:43,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:43,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:43,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 1406 states and 12483 transitions. [2021-11-13 23:19:43,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 12483 transitions. [2021-11-13 23:19:43,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:43,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:43,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:43,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:43,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:43,750 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:43,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:43,830 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 23:19:43,958 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 23:19:43,962 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 23:19:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:43,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12687 states to 1409 states and 12687 transitions. [2021-11-13 23:19:43,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 12687 transitions. [2021-11-13 23:19:43,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:43,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:43,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:44,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:44,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:44,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:44,064 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 23:19:44,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:44,289 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 50 treesize of output 42 [2021-11-13 23:19:44,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:44,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:44,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12893 states to 1412 states and 12893 transitions. [2021-11-13 23:19:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 12893 transitions. [2021-11-13 23:19:44,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:44,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:44,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:44,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:44,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:44,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:44,382 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:44,382 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 23:19:44,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:44,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:44,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:44,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13101 states to 1415 states and 13101 transitions. [2021-11-13 23:19:44,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 13101 transitions. [2021-11-13 23:19:44,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:44,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:44,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:44,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:44,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:44,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:44,613 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 23:19:44,627 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 23:19:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:44,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13311 states to 1418 states and 13311 transitions. [2021-11-13 23:19:44,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 13311 transitions. [2021-11-13 23:19:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:44,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:44,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:44,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:44,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:44,731 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:44,731 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 23:19:44,831 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 23:19:44,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:44,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:44,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:45,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13523 states to 1421 states and 13523 transitions. [2021-11-13 23:19:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 13523 transitions. [2021-11-13 23:19:45,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:45,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:45,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:45,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:45,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:45,049 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 23:19:45,096 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:45,096 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 23:19:45,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:45,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:45,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:45,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13737 states to 1424 states and 13737 transitions. [2021-11-13 23:19:45,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 13737 transitions. [2021-11-13 23:19:45,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:45,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:45,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:45,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:45,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:45,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:45,383 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 23:19:45,419 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:45,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:45,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:45,591 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 23:19:45,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:45,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13953 states to 1427 states and 13953 transitions. [2021-11-13 23:19:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 13953 transitions. [2021-11-13 23:19:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:45,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:45,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:45,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:45,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:45,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:45,657 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 20 treesize of output 12 [2021-11-13 23:19:45,659 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 23:19:45,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:45,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14171 states to 1430 states and 14171 transitions. [2021-11-13 23:19:45,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 14171 transitions. [2021-11-13 23:19:45,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:45,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:45,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:45,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:45,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:45,706 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 23:19:45,723 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 20 treesize of output 12 [2021-11-13 23:19:45,725 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 23:19:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14391 states to 1433 states and 14391 transitions. [2021-11-13 23:19:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 14391 transitions. [2021-11-13 23:19:45,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:45,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:45,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:45,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:45,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:45,789 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:45,794 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 23:19:45,808 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 23:19:45,810 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 23:19:45,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14613 states to 1436 states and 14613 transitions. [2021-11-13 23:19:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 14613 transitions. [2021-11-13 23:19:45,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:45,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:45,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:45,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:45,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:45,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:45,862 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 23:19:45,878 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 20 treesize of output 12 [2021-11-13 23:19:45,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:45,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:45,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14837 states to 1439 states and 14837 transitions. [2021-11-13 23:19:45,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 14837 transitions. [2021-11-13 23:19:45,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:45,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:45,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:45,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:45,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:45,935 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 [2021-11-13 23:19:45,969 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:45,971 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 23:19:46,163 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 23:19:46,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:46,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15063 states to 1442 states and 15063 transitions. [2021-11-13 23:19:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 15063 transitions. [2021-11-13 23:19:46,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:46,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:46,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:46,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:46,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:46,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:46,230 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 23:19:46,245 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 20 treesize of output 12 [2021-11-13 23:19:46,247 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 23:19:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:46,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15291 states to 1445 states and 15291 transitions. [2021-11-13 23:19:46,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 15291 transitions. [2021-11-13 23:19:46,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:46,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:46,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:46,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:46,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:46,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:46,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:46,324 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 23:19:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:46,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15521 states to 1448 states and 15521 transitions. [2021-11-13 23:19:46,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 15521 transitions. [2021-11-13 23:19:46,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:46,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:46,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:46,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:46,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:46,386 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 23:19:46,420 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:46,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:46,591 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 23:19:46,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:46,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15753 states to 1451 states and 15753 transitions. [2021-11-13 23:19:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 15753 transitions. [2021-11-13 23:19:46,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:46,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:46,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:46,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:46,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:46,705 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:46,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:46,790 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 23:19:46,911 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 23:19:46,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:46,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:46,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15987 states to 1454 states and 15987 transitions. [2021-11-13 23:19:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 15987 transitions. [2021-11-13 23:19:46,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:46,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:46,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:46,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:46,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:46,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:46,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:47,010 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:47,011 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 [2021-11-13 23:19:47,221 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 23:19:47,225 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 23:19:47,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:47,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16223 states to 1457 states and 16223 transitions. [2021-11-13 23:19:47,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 16223 transitions. [2021-11-13 23:19:47,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:47,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:47,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:47,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:47,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:47,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:47,327 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:47,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:47,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:47,544 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 23:19:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:47,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16461 states to 1460 states and 16461 transitions. [2021-11-13 23:19:47,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 16461 transitions. [2021-11-13 23:19:47,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:47,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:47,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:47,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:47,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:47,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:47,600 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 23:19:47,636 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:47,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:47,801 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 23:19:47,804 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 23:19:47,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16701 states to 1463 states and 16701 transitions. [2021-11-13 23:19:47,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 16701 transitions. [2021-11-13 23:19:47,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:47,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:47,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:47,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:47,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:47,885 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:47,885 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 [2021-11-13 23:19:47,946 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 23:19:48,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:48,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:48,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16943 states to 1466 states and 16943 transitions. [2021-11-13 23:19:48,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 16943 transitions. [2021-11-13 23:19:48,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:48,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:48,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:48,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:48,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:48,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:48,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:48,198 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:48,198 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 23:19:48,402 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 23:19:48,406 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 23:19:48,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:48,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17187 states to 1469 states and 17187 transitions. [2021-11-13 23:19:48,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 17187 transitions. [2021-11-13 23:19:48,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:48,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:48,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:48,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:48,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:48,468 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 23:19:48,485 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 20 treesize of output 12 [2021-11-13 23:19:48,488 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 23:19:48,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:48,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17433 states to 1472 states and 17433 transitions. [2021-11-13 23:19:48,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 17433 transitions. [2021-11-13 23:19:48,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:48,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:48,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:48,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:48,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:48,553 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 23:19:48,594 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:48,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:48,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:48,802 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 23:19:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:48,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17681 states to 1475 states and 17681 transitions. [2021-11-13 23:19:48,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 17681 transitions. [2021-11-13 23:19:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:48,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:48,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:48,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:48,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:48,907 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:48,908 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 23:19:48,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:49,077 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 23:19:49,080 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 23:19:49,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:49,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17931 states to 1478 states and 17931 transitions. [2021-11-13 23:19:49,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 17931 transitions. [2021-11-13 23:19:49,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:49,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:49,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:49,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:49,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:49,130 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 23:19:49,165 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:49,165 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 23:19:49,328 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 [2021-11-13 23:19:49,331 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 23:19:49,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18183 states to 1481 states and 18183 transitions. [2021-11-13 23:19:49,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 18183 transitions. [2021-11-13 23:19:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:49,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:49,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:49,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:49,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:49,396 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 23:19:49,431 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:49,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:49,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:49,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:49,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18437 states to 1484 states and 18437 transitions. [2021-11-13 23:19:49,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 18437 transitions. [2021-11-13 23:19:49,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:49,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:49,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:49,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:49,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:49,778 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:49,778 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 23:19:49,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:49,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:49,959 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 23:19:49,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18693 states to 1487 states and 18693 transitions. [2021-11-13 23:19:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 18693 transitions. [2021-11-13 23:19:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:49,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:49,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:50,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:50,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:50,008 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 23:19:50,044 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:50,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:50,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:50,223 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 23:19:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18951 states to 1490 states and 18951 transitions. [2021-11-13 23:19:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 18951 transitions. [2021-11-13 23:19:50,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:50,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:50,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:50,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:50,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:50,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:50,326 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:50,327 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 23:19:50,402 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 23:19:50,496 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 [2021-11-13 23:19:50,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:50,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19211 states to 1493 states and 19211 transitions. [2021-11-13 23:19:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 19211 transitions. [2021-11-13 23:19:50,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:50,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:50,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:50,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:50,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:50,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:50,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:50,588 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:50,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:50,780 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 23:19:50,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:50,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19473 states to 1496 states and 19473 transitions. [2021-11-13 23:19:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 19473 transitions. [2021-11-13 23:19:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:50,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:50,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:50,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:50,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:50,847 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 23:19:50,882 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:50,882 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 [2021-11-13 23:19:51,061 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 23:19:51,064 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 23:19:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:51,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19737 states to 1499 states and 19737 transitions. [2021-11-13 23:19:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 19737 transitions. [2021-11-13 23:19:51,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:51,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:51,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:51,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:51,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:51,117 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 23:19:51,152 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:51,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:51,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:51,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20003 states to 1502 states and 20003 transitions. [2021-11-13 23:19:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 20003 transitions. [2021-11-13 23:19:51,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:51,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:51,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:51,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:51,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:51,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:51,457 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:51,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:51,645 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 50 treesize of output 42 [2021-11-13 23:19:51,648 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 23:19:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:51,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20271 states to 1505 states and 20271 transitions. [2021-11-13 23:19:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 20271 transitions. [2021-11-13 23:19:51,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:51,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:51,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:51,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:51,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:51,705 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 23:19:51,721 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 23:19:51,723 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 23:19:51,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:51,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20541 states to 1508 states and 20541 transitions. [2021-11-13 23:19:51,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 20541 transitions. [2021-11-13 23:19:51,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:51,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:51,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:51,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:51,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:51,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:51,785 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 23:19:51,799 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 20 treesize of output 12 [2021-11-13 23:19:51,801 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 23:19:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:51,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20813 states to 1511 states and 20813 transitions. [2021-11-13 23:19:51,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 20813 transitions. [2021-11-13 23:19:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:51,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:51,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:51,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:51,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:51,893 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:51,894 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 23:19:51,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:52,075 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 23:19:52,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:52,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:52,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21087 states to 1514 states and 21087 transitions. [2021-11-13 23:19:52,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 21087 transitions. [2021-11-13 23:19:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:52,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:52,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:52,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:52,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:52,147 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 23:19:52,185 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:52,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:52,391 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 23:19:52,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:52,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:52,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21363 states to 1517 states and 21363 transitions. [2021-11-13 23:19:52,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 21363 transitions. [2021-11-13 23:19:52,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:52,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:52,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:52,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:52,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:52,468 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 23:19:52,515 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:52,515 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 23:19:52,725 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 23:19:52,729 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 23:19:52,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:52,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21641 states to 1520 states and 21641 transitions. [2021-11-13 23:19:52,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 21641 transitions. [2021-11-13 23:19:52,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:52,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:52,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:52,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:52,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:52,837 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:52,838 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 23:19:52,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:53,034 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 23:19:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:53,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:53,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21921 states to 1523 states and 21921 transitions. [2021-11-13 23:19:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 21921 transitions. [2021-11-13 23:19:53,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:53,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:53,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:53,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:53,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:53,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:53,141 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:53,141 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 23:19:53,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:53,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:53,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22203 states to 1526 states and 22203 transitions. [2021-11-13 23:19:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 22203 transitions. [2021-11-13 23:19:53,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:53,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:53,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:53,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:53,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:53,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:53,368 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 23:19:53,406 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:53,406 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 23:19:53,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:53,616 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 23:19:53,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22487 states to 1529 states and 22487 transitions. [2021-11-13 23:19:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 22487 transitions. [2021-11-13 23:19:53,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:53,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:53,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:53,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:53,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:53,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:53,743 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:53,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:54,000 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 23:19:54,004 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 23:19:54,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:54,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22773 states to 1532 states and 22773 transitions. [2021-11-13 23:19:54,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 22773 transitions. [2021-11-13 23:19:54,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:54,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:54,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:54,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:54,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:54,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:54,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:54,090 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 20 treesize of output 12 [2021-11-13 23:19:54,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23061 states to 1535 states and 23061 transitions. [2021-11-13 23:19:54,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 23061 transitions. [2021-11-13 23:19:54,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:54,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:54,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:54,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:54,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:54,206 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:54,207 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 23:19:54,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:54,395 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 23:19:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:54,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23351 states to 1538 states and 23351 transitions. [2021-11-13 23:19:54,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 23351 transitions. [2021-11-13 23:19:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:54,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:54,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:54,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:54,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:54,491 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:54,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:54,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:54,656 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 23:19:54,659 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 23:19:54,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:54,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23643 states to 1541 states and 23643 transitions. [2021-11-13 23:19:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 23643 transitions. [2021-11-13 23:19:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:54,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:54,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:54,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:54,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:54,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:54,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:54,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:19:54,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:54,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23937 states to 1544 states and 23937 transitions. [2021-11-13 23:19:54,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 23937 transitions. [2021-11-13 23:19:54,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:54,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:54,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:54,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:54,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:54,870 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:54,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:54,934 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 23:19:55,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:55,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:55,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24233 states to 1547 states and 24233 transitions. [2021-11-13 23:19:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 24233 transitions. [2021-11-13 23:19:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:55,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:55,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:55,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:55,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:19:55,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:55,110 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 23:19:55,140 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 20 treesize of output 12 [2021-11-13 23:19:55,144 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 23:19:55,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24531 states to 1550 states and 24531 transitions. [2021-11-13 23:19:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 24531 transitions. [2021-11-13 23:19:55,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:55,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:55,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:55,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:55,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:55,249 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:55,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:55,324 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 23:19:55,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24831 states to 1553 states and 24831 transitions. [2021-11-13 23:19:55,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 24831 transitions. [2021-11-13 23:19:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:55,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:55,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:55,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:55,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:55,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:55,531 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:55,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:55,596 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 23:19:55,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:55,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:55,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:55,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25133 states to 1556 states and 25133 transitions. [2021-11-13 23:19:55,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 25133 transitions. [2021-11-13 23:19:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:55,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:55,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:55,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:55,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:55,761 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 23:19:55,798 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:55,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:55,991 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 23:19:55,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:56,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25437 states to 1559 states and 25437 transitions. [2021-11-13 23:19:56,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 25437 transitions. [2021-11-13 23:19:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:56,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:56,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:56,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:56,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:56,084 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:56,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:56,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:56,294 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 50 treesize of output 42 [2021-11-13 23:19:56,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:56,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25743 states to 1562 states and 25743 transitions. [2021-11-13 23:19:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 25743 transitions. [2021-11-13 23:19:56,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:56,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:56,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:56,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:56,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:56,383 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:56,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:56,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:56,546 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 50 treesize of output 42 [2021-11-13 23:19:56,550 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 23:19:56,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26051 states to 1565 states and 26051 transitions. [2021-11-13 23:19:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 26051 transitions. [2021-11-13 23:19:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:56,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:56,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:56,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:56,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:56,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:56,609 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 23:19:56,662 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:56,662 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 23:19:56,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:56,839 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 23:19:56,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:56,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26361 states to 1568 states and 26361 transitions. [2021-11-13 23:19:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 26361 transitions. [2021-11-13 23:19:56,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:56,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:56,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:56,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:56,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:56,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:56,912 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 23:19:56,955 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:56,955 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 23:19:57,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:57,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26673 states to 1571 states and 26673 transitions. [2021-11-13 23:19:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 26673 transitions. [2021-11-13 23:19:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:57,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:57,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:57,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:57,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:57,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:57,246 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:57,246 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 23:19:57,328 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 23:19:57,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:57,457 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 23:19:57,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:57,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26987 states to 1574 states and 26987 transitions. [2021-11-13 23:19:57,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 26987 transitions. [2021-11-13 23:19:57,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:57,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:57,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:57,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:57,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:57,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:57,555 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:57,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:57,612 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 23:19:57,712 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 50 treesize of output 42 [2021-11-13 23:19:57,716 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 23:19:57,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:57,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27303 states to 1577 states and 27303 transitions. [2021-11-13 23:19:57,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 27303 transitions. [2021-11-13 23:19:57,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:57,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:57,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:57,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:57,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:57,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:57,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:57,820 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:57,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:58,020 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 23:19:58,024 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 23:19:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:58,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27621 states to 1580 states and 27621 transitions. [2021-11-13 23:19:58,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 27621 transitions. [2021-11-13 23:19:58,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:58,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:58,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:58,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:58,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:58,143 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:58,143 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 23:19:58,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:58,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:58,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:58,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:58,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27941 states to 1583 states and 27941 transitions. [2021-11-13 23:19:58,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 27941 transitions. [2021-11-13 23:19:58,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:58,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:58,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:58,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:58,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:58,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:58,451 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:58,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:58,629 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 23:19:58,632 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 23:19:58,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:58,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28263 states to 1586 states and 28263 transitions. [2021-11-13 23:19:58,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 28263 transitions. [2021-11-13 23:19:58,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:58,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:58,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:58,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:58,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:58,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:58,746 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:58,746 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 23:19:58,811 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 23:19:58,902 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 23:19:58,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:58,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28587 states to 1589 states and 28587 transitions. [2021-11-13 23:19:58,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 28587 transitions. [2021-11-13 23:19:58,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:58,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:58,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:58,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:58,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:58,984 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 23:19:59,024 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:59,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:59,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:59,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:59,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28913 states to 1592 states and 28913 transitions. [2021-11-13 23:19:59,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 28913 transitions. [2021-11-13 23:19:59,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:59,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:59,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:59,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:59,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:59,285 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:59,286 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 23:19:59,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:19:59,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:19:59,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:59,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:59,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29241 states to 1595 states and 29241 transitions. [2021-11-13 23:19:59,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 29241 transitions. [2021-11-13 23:19:59,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:59,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:59,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:59,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:59,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:59,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:59,504 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 23:19:59,541 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:59,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:59,765 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 23:19:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:59,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:59,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29571 states to 1598 states and 29571 transitions. [2021-11-13 23:19:59,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 29571 transitions. [2021-11-13 23:19:59,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:19:59,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:59,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:59,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:59,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:19:59,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:19:59,857 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:19:59,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:19:59,932 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 23:20:00,023 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 [2021-11-13 23:20:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:00,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29903 states to 1601 states and 29903 transitions. [2021-11-13 23:20:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 29903 transitions. [2021-11-13 23:20:00,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:00,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:00,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:00,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:00,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:00,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:00,133 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:00,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:00,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:00,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:00,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30237 states to 1604 states and 30237 transitions. [2021-11-13 23:20:00,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 30237 transitions. [2021-11-13 23:20:00,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:00,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:00,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:00,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:00,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:00,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:00,392 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:00,392 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 23:20:00,578 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 50 treesize of output 42 [2021-11-13 23:20:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:00,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30573 states to 1607 states and 30573 transitions. [2021-11-13 23:20:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 30573 transitions. [2021-11-13 23:20:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:00,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:00,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:00,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:00,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:00,642 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 23:20:00,678 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:00,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:00,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:00,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:00,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30911 states to 1610 states and 30911 transitions. [2021-11-13 23:20:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 30911 transitions. [2021-11-13 23:20:00,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:00,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:00,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:00,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:00,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:00,969 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:00,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:01,052 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 23:20:01,157 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 23:20:01,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31251 states to 1613 states and 31251 transitions. [2021-11-13 23:20:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 31251 transitions. [2021-11-13 23:20:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:01,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:01,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:01,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:01,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:01,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:01,236 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 [2021-11-13 23:20:01,251 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 20 treesize of output 12 [2021-11-13 23:20:01,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:01,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:01,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31593 states to 1616 states and 31593 transitions. [2021-11-13 23:20:01,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 31593 transitions. [2021-11-13 23:20:01,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:01,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:01,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:01,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:01,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:01,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:01,390 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:01,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:01,470 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 23:20:01,567 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 23:20:01,570 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 23:20:01,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:01,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31937 states to 1619 states and 31937 transitions. [2021-11-13 23:20:01,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 31937 transitions. [2021-11-13 23:20:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:01,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:01,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:01,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:01,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:01,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:01,681 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 20 treesize of output 12 [2021-11-13 23:20:01,683 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 23:20:01,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:01,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32283 states to 1622 states and 32283 transitions. [2021-11-13 23:20:01,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 32283 transitions. [2021-11-13 23:20:01,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:01,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:01,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:01,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:01,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:01,780 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:01,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:01,842 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 [2021-11-13 23:20:01,946 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 23:20:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:01,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:01,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32631 states to 1625 states and 32631 transitions. [2021-11-13 23:20:01,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 32631 transitions. [2021-11-13 23:20:01,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:01,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:01,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:02,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:02,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:02,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:02,049 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:02,049 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 23:20:02,246 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 23:20:02,250 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 23:20:02,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32981 states to 1628 states and 32981 transitions. [2021-11-13 23:20:02,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 32981 transitions. [2021-11-13 23:20:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:02,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:02,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:02,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:02,358 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:02,359 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 [2021-11-13 23:20:02,433 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 23:20:02,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:02,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:02,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33333 states to 1631 states and 33333 transitions. [2021-11-13 23:20:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 33333 transitions. [2021-11-13 23:20:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:02,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:02,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:02,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:02,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:02,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:02,630 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 23:20:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33687 states to 1634 states and 33687 transitions. [2021-11-13 23:20:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 33687 transitions. [2021-11-13 23:20:02,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:02,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:02,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:02,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:02,749 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:02,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:02,825 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 23:20:02,939 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 50 treesize of output 42 [2021-11-13 23:20:02,943 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 23:20:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34043 states to 1637 states and 34043 transitions. [2021-11-13 23:20:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 34043 transitions. [2021-11-13 23:20:02,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:02,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:03,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:03,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:03,061 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 23:20:03,138 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 23:20:03,252 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 23:20:03,256 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 23:20:03,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:03,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34401 states to 1640 states and 34401 transitions. [2021-11-13 23:20:03,296 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 34401 transitions. [2021-11-13 23:20:03,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:03,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:03,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:03,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:03,335 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 23:20:03,376 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:03,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:03,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:03,570 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 23:20:03,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:03,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34761 states to 1643 states and 34761 transitions. [2021-11-13 23:20:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 34761 transitions. [2021-11-13 23:20:03,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:03,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:03,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:03,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:03,660 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:03,660 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 [2021-11-13 23:20:03,727 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 23:20:03,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:03,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:03,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35123 states to 1646 states and 35123 transitions. [2021-11-13 23:20:03,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 35123 transitions. [2021-11-13 23:20:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:03,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:03,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:03,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:03,925 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 23:20:03,959 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:03,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:04,111 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 23:20:04,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:04,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:04,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35487 states to 1649 states and 35487 transitions. [2021-11-13 23:20:04,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 35487 transitions. [2021-11-13 23:20:04,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:04,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:04,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:04,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:04,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:04,204 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:04,204 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 23:20:04,287 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 23:20:04,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:04,410 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 23:20:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35853 states to 1652 states and 35853 transitions. [2021-11-13 23:20:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 35853 transitions. [2021-11-13 23:20:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:04,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:04,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:04,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:04,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:04,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:04,516 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 20 treesize of output 12 [2021-11-13 23:20:04,519 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 23:20:04,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:04,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36221 states to 1655 states and 36221 transitions. [2021-11-13 23:20:04,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 36221 transitions. [2021-11-13 23:20:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:04,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:04,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:04,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:04,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:04,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:04,646 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:04,646 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 23:20:04,826 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 50 treesize of output 42 [2021-11-13 23:20:04,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36591 states to 1658 states and 36591 transitions. [2021-11-13 23:20:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 36591 transitions. [2021-11-13 23:20:04,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:04,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:04,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:04,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:04,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:04,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:04,909 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 23:20:04,911 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 23:20:04,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:04,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36963 states to 1661 states and 36963 transitions. [2021-11-13 23:20:04,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 36963 transitions. [2021-11-13 23:20:04,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:04,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:04,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:04,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:04,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:04,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:04,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:04,987 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 20 treesize of output 12 [2021-11-13 23:20:04,989 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 23:20:05,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37337 states to 1664 states and 37337 transitions. [2021-11-13 23:20:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 37337 transitions. [2021-11-13 23:20:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:05,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:05,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:05,052 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 23:20:05,087 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:05,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:05,247 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 23:20:05,250 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 23:20:05,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37713 states to 1667 states and 37713 transitions. [2021-11-13 23:20:05,282 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 37713 transitions. [2021-11-13 23:20:05,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:05,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:05,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:05,315 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 23:20:05,350 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:05,350 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 23:20:05,514 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 23:20:05,518 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 23:20:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38091 states to 1670 states and 38091 transitions. [2021-11-13 23:20:05,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 38091 transitions. [2021-11-13 23:20:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:05,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:05,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:05,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:05,620 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:05,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:05,790 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 23:20:05,794 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 23:20:05,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38471 states to 1673 states and 38471 transitions. [2021-11-13 23:20:05,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 38471 transitions. [2021-11-13 23:20:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:05,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:05,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:05,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:05,895 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:05,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:06,076 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 23:20:06,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:06,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38853 states to 1676 states and 38853 transitions. [2021-11-13 23:20:06,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 38853 transitions. [2021-11-13 23:20:06,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:06,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:06,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:06,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:06,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:06,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:06,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39237 states to 1679 states and 39237 transitions. [2021-11-13 23:20:06,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 39237 transitions. [2021-11-13 23:20:06,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:06,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:06,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:06,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:06,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:06,236 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 [2021-11-13 23:20:06,250 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 23:20:06,252 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 23:20:06,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39623 states to 1682 states and 39623 transitions. [2021-11-13 23:20:06,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 39623 transitions. [2021-11-13 23:20:06,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:06,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:06,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:06,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:06,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:06,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:06,353 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 23:20:06,393 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:06,394 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 23:20:06,569 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 [2021-11-13 23:20:06,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:06,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40011 states to 1685 states and 40011 transitions. [2021-11-13 23:20:06,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 40011 transitions. [2021-11-13 23:20:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:06,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:06,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:06,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:06,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:06,676 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:06,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:06,762 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 23:20:06,879 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 23:20:06,883 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 23:20:06,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:06,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40401 states to 1688 states and 40401 transitions. [2021-11-13 23:20:06,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 40401 transitions. [2021-11-13 23:20:06,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:06,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:06,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:06,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:06,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:07,013 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:07,013 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 23:20:07,076 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 23:20:07,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:07,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40793 states to 1691 states and 40793 transitions. [2021-11-13 23:20:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 40793 transitions. [2021-11-13 23:20:07,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:07,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:07,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:07,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:07,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:07,254 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 23:20:07,302 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:07,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:07,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:07,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41187 states to 1694 states and 41187 transitions. [2021-11-13 23:20:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 41187 transitions. [2021-11-13 23:20:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:07,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:07,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:07,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:07,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:07,618 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 23:20:07,655 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:07,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:07,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:07,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:07,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41583 states to 1697 states and 41583 transitions. [2021-11-13 23:20:07,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 41583 transitions. [2021-11-13 23:20:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:07,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:07,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:07,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:07,955 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 23:20:07,998 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:07,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:08,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41981 states to 1700 states and 41981 transitions. [2021-11-13 23:20:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 41981 transitions. [2021-11-13 23:20:08,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:08,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:08,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:08,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:08,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:08,274 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:08,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:08,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:08,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:08,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:08,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42381 states to 1703 states and 42381 transitions. [2021-11-13 23:20:08,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 42381 transitions. [2021-11-13 23:20:08,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:08,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:08,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:08,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:08,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:08,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:08,535 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:08,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:08,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:08,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:08,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:08,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42783 states to 1706 states and 42783 transitions. [2021-11-13 23:20:08,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 42783 transitions. [2021-11-13 23:20:08,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:08,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:08,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:08,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:08,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:08,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:08,781 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 23:20:08,795 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 23:20:08,797 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 23:20:08,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43187 states to 1709 states and 43187 transitions. [2021-11-13 23:20:08,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 43187 transitions. [2021-11-13 23:20:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:08,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:08,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:08,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:08,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:08,935 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:08,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:09,024 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 23:20:09,163 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 23:20:09,167 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 23:20:09,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:09,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43593 states to 1712 states and 43593 transitions. [2021-11-13 23:20:09,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 43593 transitions. [2021-11-13 23:20:09,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:09,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:09,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:09,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:09,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:09,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:09,279 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 20 treesize of output 12 [2021-11-13 23:20:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:09,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:09,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44001 states to 1715 states and 44001 transitions. [2021-11-13 23:20:09,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 44001 transitions. [2021-11-13 23:20:09,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:09,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:09,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:09,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:09,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:09,413 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:09,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:09,482 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 23:20:09,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:09,576 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 23:20:09,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44411 states to 1718 states and 44411 transitions. [2021-11-13 23:20:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 44411 transitions. [2021-11-13 23:20:09,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:09,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:09,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:09,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:09,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:09,648 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 23:20:09,683 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:09,683 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 23:20:09,840 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 23:20:09,843 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 23:20:09,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:09,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44823 states to 1721 states and 44823 transitions. [2021-11-13 23:20:09,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 44823 transitions. [2021-11-13 23:20:09,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:09,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:09,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:09,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:09,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:09,913 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 23:20:09,928 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 23:20:09,930 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 23:20:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:09,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45237 states to 1724 states and 45237 transitions. [2021-11-13 23:20:09,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 45237 transitions. [2021-11-13 23:20:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:09,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:09,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:10,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:10,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:10,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:10,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:10,063 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:10,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:10,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:10,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45653 states to 1727 states and 45653 transitions. [2021-11-13 23:20:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 45653 transitions. [2021-11-13 23:20:10,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:10,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:10,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:10,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:10,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:10,324 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 23:20:10,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:10,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46071 states to 1730 states and 46071 transitions. [2021-11-13 23:20:10,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 46071 transitions. [2021-11-13 23:20:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:10,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:10,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:10,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:10,491 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:10,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:10,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:10,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:10,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:10,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:10,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46491 states to 1733 states and 46491 transitions. [2021-11-13 23:20:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 46491 transitions. [2021-11-13 23:20:10,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:10,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:10,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:10,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:10,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:10,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:10,856 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:10,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:10,937 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 [2021-11-13 23:20:11,077 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 23:20:11,081 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 23:20:11,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46913 states to 1736 states and 46913 transitions. [2021-11-13 23:20:11,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 46913 transitions. [2021-11-13 23:20:11,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:11,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:11,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:11,216 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:11,217 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 23:20:11,278 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 23:20:11,376 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 23:20:11,379 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 23:20:11,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47337 states to 1739 states and 47337 transitions. [2021-11-13 23:20:11,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 47337 transitions. [2021-11-13 23:20:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:11,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:11,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:11,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:11,516 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:11,516 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 23:20:11,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:11,756 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 23:20:11,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47763 states to 1742 states and 47763 transitions. [2021-11-13 23:20:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 47763 transitions. [2021-11-13 23:20:11,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:11,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:11,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:11,939 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:11,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:12,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:12,150 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 23:20:12,154 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 23:20:12,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:12,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48191 states to 1745 states and 48191 transitions. [2021-11-13 23:20:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 48191 transitions. [2021-11-13 23:20:12,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:12,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:12,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:12,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:12,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:12,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:12,286 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:12,286 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 23:20:12,460 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 23:20:12,464 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 23:20:12,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48621 states to 1748 states and 48621 transitions. [2021-11-13 23:20:12,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 48621 transitions. [2021-11-13 23:20:12,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:12,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:12,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:12,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:12,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:12,568 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:12,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:12,629 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 23:20:12,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:12,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:12,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:12,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49053 states to 1751 states and 49053 transitions. [2021-11-13 23:20:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 49053 transitions. [2021-11-13 23:20:12,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:12,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:12,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:12,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:12,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:12,837 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:12,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:12,903 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 23:20:13,007 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 23:20:13,010 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 23:20:13,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49487 states to 1754 states and 49487 transitions. [2021-11-13 23:20:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 49487 transitions. [2021-11-13 23:20:13,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:13,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:13,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:13,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:13,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:13,090 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 23:20:13,125 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:13,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:13,308 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 23:20:13,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:13,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:13,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49923 states to 1757 states and 49923 transitions. [2021-11-13 23:20:13,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 49923 transitions. [2021-11-13 23:20:13,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:13,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:13,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:13,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:13,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:13,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:13,428 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:13,428 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 23:20:13,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:13,593 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 23:20:13,597 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 23:20:13,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50361 states to 1760 states and 50361 transitions. [2021-11-13 23:20:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 50361 transitions. [2021-11-13 23:20:13,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:13,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:13,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:13,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:13,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:13,697 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 23:20:13,732 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:13,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:13,897 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 23:20:13,900 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 23:20:13,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:13,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50801 states to 1763 states and 50801 transitions. [2021-11-13 23:20:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 50801 transitions. [2021-11-13 23:20:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:13,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:13,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:13,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:13,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:13,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:13,980 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 23:20:14,014 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:14,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:14,185 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 50 treesize of output 42 [2021-11-13 23:20:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:14,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:14,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51243 states to 1766 states and 51243 transitions. [2021-11-13 23:20:14,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 51243 transitions. [2021-11-13 23:20:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:14,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:14,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:14,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:14,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:14,274 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 23:20:14,310 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:14,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:14,497 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 50 treesize of output 42 [2021-11-13 23:20:14,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:14,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:14,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51687 states to 1769 states and 51687 transitions. [2021-11-13 23:20:14,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 51687 transitions. [2021-11-13 23:20:14,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:14,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:14,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:14,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:14,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:14,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:14,595 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 20 treesize of output 12 [2021-11-13 23:20:14,597 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 23:20:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52133 states to 1772 states and 52133 transitions. [2021-11-13 23:20:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 52133 transitions. [2021-11-13 23:20:14,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:14,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:14,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:14,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:14,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:14,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:14,726 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:14,726 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 23:20:14,886 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 23:20:14,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:14,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:14,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52581 states to 1775 states and 52581 transitions. [2021-11-13 23:20:14,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 52581 transitions. [2021-11-13 23:20:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:14,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:14,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:14,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:14,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:15,006 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:15,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:15,069 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 [2021-11-13 23:20:15,168 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 [2021-11-13 23:20:15,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:15,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53031 states to 1778 states and 53031 transitions. [2021-11-13 23:20:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 53031 transitions. [2021-11-13 23:20:15,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:15,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:15,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:15,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:15,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:15,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:15,275 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 20 treesize of output 12 [2021-11-13 23:20:15,277 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 23:20:15,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53483 states to 1781 states and 53483 transitions. [2021-11-13 23:20:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 53483 transitions. [2021-11-13 23:20:15,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:15,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:15,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:15,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:15,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:15,390 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:15,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:15,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:15,554 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 23:20:15,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:15,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:15,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53937 states to 1784 states and 53937 transitions. [2021-11-13 23:20:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 53937 transitions. [2021-11-13 23:20:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:15,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:15,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:15,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:15,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:15,635 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 23:20:15,670 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:15,670 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 23:20:15,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:15,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54393 states to 1787 states and 54393 transitions. [2021-11-13 23:20:15,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 54393 transitions. [2021-11-13 23:20:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:15,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:15,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:15,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:15,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:15,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:15,980 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:15,980 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 23:20:16,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:16,183 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 23:20:16,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:16,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54851 states to 1790 states and 54851 transitions. [2021-11-13 23:20:16,226 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 54851 transitions. [2021-11-13 23:20:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:16,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:16,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:16,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:16,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:16,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:16,297 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:16,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:16,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:16,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:16,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55311 states to 1793 states and 55311 transitions. [2021-11-13 23:20:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 55311 transitions. [2021-11-13 23:20:16,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:16,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:16,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:16,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:16,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:16,542 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 23:20:16,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:16,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:16,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55773 states to 1796 states and 55773 transitions. [2021-11-13 23:20:16,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 55773 transitions. [2021-11-13 23:20:16,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:16,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:16,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:16,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:16,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:16,682 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 [2021-11-13 23:20:16,734 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:16,735 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 23:20:16,955 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 23:20:16,959 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 23:20:17,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56237 states to 1799 states and 56237 transitions. [2021-11-13 23:20:17,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 56237 transitions. [2021-11-13 23:20:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:17,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:17,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:17,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:17,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:17,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:17,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56703 states to 1802 states and 56703 transitions. [2021-11-13 23:20:17,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 56703 transitions. [2021-11-13 23:20:17,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:17,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:17,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:17,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:17,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:17,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57171 states to 1805 states and 57171 transitions. [2021-11-13 23:20:17,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 57171 transitions. [2021-11-13 23:20:17,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:17,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:17,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:17,381 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:17,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:17,444 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 23:20:17,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:17,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:17,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57641 states to 1808 states and 57641 transitions. [2021-11-13 23:20:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 57641 transitions. [2021-11-13 23:20:17,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:17,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:17,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:17,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:17,676 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:17,676 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 23:20:17,827 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 23:20:17,830 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 23:20:17,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58113 states to 1811 states and 58113 transitions. [2021-11-13 23:20:17,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 58113 transitions. [2021-11-13 23:20:17,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:17,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:17,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:17,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:17,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:17,944 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 23:20:17,946 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 23:20:17,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:17,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58587 states to 1814 states and 58587 transitions. [2021-11-13 23:20:17,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 58587 transitions. [2021-11-13 23:20:17,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:17,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:17,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:18,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:18,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:18,027 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 23:20:18,062 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:18,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:18,221 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 23:20:18,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:18,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:18,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59063 states to 1817 states and 59063 transitions. [2021-11-13 23:20:18,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 59063 transitions. [2021-11-13 23:20:18,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:18,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:18,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:18,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:18,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:18,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:18,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:18,373 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:18,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:18,547 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 23:20:18,550 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 23:20:18,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:18,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59541 states to 1820 states and 59541 transitions. [2021-11-13 23:20:18,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 59541 transitions. [2021-11-13 23:20:18,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:18,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:18,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:18,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:18,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:18,639 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 23:20:18,675 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:18,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:18,861 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 23:20:18,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:18,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60021 states to 1823 states and 60021 transitions. [2021-11-13 23:20:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 60021 transitions. [2021-11-13 23:20:18,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:18,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:18,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:18,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:18,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:18,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:18,949 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 23:20:18,966 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 23:20:18,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:18,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:19,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60503 states to 1826 states and 60503 transitions. [2021-11-13 23:20:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 60503 transitions. [2021-11-13 23:20:19,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:19,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:19,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:19,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:19,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:19,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:19,109 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:19,109 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 23:20:19,258 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 23:20:19,261 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 23:20:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60987 states to 1829 states and 60987 transitions. [2021-11-13 23:20:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 60987 transitions. [2021-11-13 23:20:19,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:19,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:19,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:19,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:19,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:19,417 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:19,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:19,497 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 23:20:19,609 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 23:20:19,613 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 23:20:19,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61473 states to 1832 states and 61473 transitions. [2021-11-13 23:20:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 61473 transitions. [2021-11-13 23:20:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:19,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:19,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:19,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:19,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:19,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:19,754 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 20 treesize of output 12 [2021-11-13 23:20:19,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:19,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:19,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61961 states to 1835 states and 61961 transitions. [2021-11-13 23:20:19,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 61961 transitions. [2021-11-13 23:20:19,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:19,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:19,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:19,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:19,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:19,871 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 23:20:19,884 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 20 treesize of output 12 [2021-11-13 23:20:19,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:19,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:19,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62451 states to 1838 states and 62451 transitions. [2021-11-13 23:20:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 62451 transitions. [2021-11-13 23:20:19,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:19,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:19,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:19,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:19,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:19,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:19,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:20,050 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:20,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:20,290 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 50 treesize of output 42 [2021-11-13 23:20:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62943 states to 1841 states and 62943 transitions. [2021-11-13 23:20:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 62943 transitions. [2021-11-13 23:20:20,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:20,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:20,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:20,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:20,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:20,459 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:20,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:20,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:20,652 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 50 treesize of output 42 [2021-11-13 23:20:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:20,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:20,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63437 states to 1844 states and 63437 transitions. [2021-11-13 23:20:20,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 63437 transitions. [2021-11-13 23:20:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:20,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:20,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:20,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:20,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:20,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:20,801 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 23:20:20,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:20,948 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 23:20:20,951 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 23:20:20,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:20,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63933 states to 1847 states and 63933 transitions. [2021-11-13 23:20:20,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 63933 transitions. [2021-11-13 23:20:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:21,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:21,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:21,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:21,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:21,076 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:21,076 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 23:20:21,136 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 23:20:21,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:21,233 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 23:20:21,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:21,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64431 states to 1850 states and 64431 transitions. [2021-11-13 23:20:21,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 64431 transitions. [2021-11-13 23:20:21,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:21,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:21,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:21,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:21,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:21,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:21,321 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 23:20:21,356 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:21,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:21,567 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 23:20:21,570 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 23:20:21,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:21,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64931 states to 1853 states and 64931 transitions. [2021-11-13 23:20:21,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 64931 transitions. [2021-11-13 23:20:21,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:21,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:21,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:21,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:21,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:21,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:21,672 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 20 treesize of output 12 [2021-11-13 23:20:21,674 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 23:20:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:21,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65433 states to 1856 states and 65433 transitions. [2021-11-13 23:20:21,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 65433 transitions. [2021-11-13 23:20:21,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:21,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:21,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:21,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:21,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:21,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:21,801 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 23:20:21,804 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 23:20:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:21,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65937 states to 1859 states and 65937 transitions. [2021-11-13 23:20:21,874 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 65937 transitions. [2021-11-13 23:20:21,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:21,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:21,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:21,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:21,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:21,912 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 23:20:21,928 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 23:20:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:22,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66443 states to 1862 states and 66443 transitions. [2021-11-13 23:20:22,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 66443 transitions. [2021-11-13 23:20:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:22,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:22,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:22,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:22,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:22,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:22,076 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 23:20:22,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:22,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:22,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:22,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66951 states to 1865 states and 66951 transitions. [2021-11-13 23:20:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 66951 transitions. [2021-11-13 23:20:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:22,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:22,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:22,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:22,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:22,230 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 23:20:22,280 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:22,280 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 23:20:22,495 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 23:20:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67461 states to 1868 states and 67461 transitions. [2021-11-13 23:20:22,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 67461 transitions. [2021-11-13 23:20:22,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:22,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:22,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:22,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:22,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:22,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:22,642 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:22,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:22,801 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 23:20:22,804 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 23:20:22,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:22,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67973 states to 1871 states and 67973 transitions. [2021-11-13 23:20:22,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 67973 transitions. [2021-11-13 23:20:22,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:22,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:22,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:22,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:22,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:22,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:22,927 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:22,927 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 23:20:22,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:23,098 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 23:20:23,102 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 23:20:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:23,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68487 states to 1874 states and 68487 transitions. [2021-11-13 23:20:23,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 68487 transitions. [2021-11-13 23:20:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:23,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:23,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:23,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:23,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:23,269 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:23,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:23,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:23,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:23,498 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 23:20:23,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:23,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69003 states to 1877 states and 69003 transitions. [2021-11-13 23:20:23,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 69003 transitions. [2021-11-13 23:20:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:23,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:23,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:23,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:23,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:23,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:23,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:23,657 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 20 treesize of output 12 [2021-11-13 23:20:23,660 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 23:20:23,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:23,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69521 states to 1880 states and 69521 transitions. [2021-11-13 23:20:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 69521 transitions. [2021-11-13 23:20:23,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:23,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:23,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:23,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:23,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:23,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:23,749 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 23:20:23,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70041 states to 1883 states and 70041 transitions. [2021-11-13 23:20:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 70041 transitions. [2021-11-13 23:20:23,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:23,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:23,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:23,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:23,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:23,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:23,869 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 23:20:23,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70563 states to 1886 states and 70563 transitions. [2021-11-13 23:20:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 70563 transitions. [2021-11-13 23:20:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:23,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:23,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:23,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:23,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:23,963 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 23:20:23,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:23,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:24,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:24,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71087 states to 1889 states and 71087 transitions. [2021-11-13 23:20:24,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 71087 transitions. [2021-11-13 23:20:24,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:24,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:24,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:24,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:24,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:24,067 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 23:20:24,102 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:24,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:24,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:24,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:24,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71613 states to 1892 states and 71613 transitions. [2021-11-13 23:20:24,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 71613 transitions. [2021-11-13 23:20:24,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:24,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:24,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:24,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:24,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:24,352 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 23:20:24,386 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:24,387 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 23:20:24,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:24,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:24,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:24,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72141 states to 1895 states and 72141 transitions. [2021-11-13 23:20:24,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 72141 transitions. [2021-11-13 23:20:24,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:24,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:24,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:24,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:24,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:24,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:24,692 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:24,692 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 23:20:24,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:24,921 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 23:20:24,925 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 23:20:24,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:25,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72671 states to 1898 states and 72671 transitions. [2021-11-13 23:20:25,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 72671 transitions. [2021-11-13 23:20:25,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:25,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:25,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:25,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:25,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:25,062 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 23:20:25,111 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:25,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:25,305 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 23:20:25,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:25,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73203 states to 1901 states and 73203 transitions. [2021-11-13 23:20:25,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 73203 transitions. [2021-11-13 23:20:25,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:25,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:25,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:25,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:25,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:25,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:25,443 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:25,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:25,503 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 23:20:25,598 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 50 treesize of output 42 [2021-11-13 23:20:25,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:25,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73737 states to 1904 states and 73737 transitions. [2021-11-13 23:20:25,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 73737 transitions. [2021-11-13 23:20:25,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:25,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:25,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:25,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:25,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:25,695 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 [2021-11-13 23:20:25,730 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:25,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:25,900 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 23:20:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74273 states to 1907 states and 74273 transitions. [2021-11-13 23:20:25,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 74273 transitions. [2021-11-13 23:20:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:25,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:25,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:25,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:25,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:25,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:26,011 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 [2021-11-13 23:20:26,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:26,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:26,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74811 states to 1910 states and 74811 transitions. [2021-11-13 23:20:26,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 74811 transitions. [2021-11-13 23:20:26,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:26,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:26,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:26,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:26,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:26,110 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 23:20:26,123 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 23:20:26,125 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 23:20:26,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75351 states to 1913 states and 75351 transitions. [2021-11-13 23:20:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 75351 transitions. [2021-11-13 23:20:26,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:26,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:26,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:26,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:26,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:26,230 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 23:20:26,264 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:26,264 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 23:20:26,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:26,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:26,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:26,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75893 states to 1916 states and 75893 transitions. [2021-11-13 23:20:26,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 75893 transitions. [2021-11-13 23:20:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:26,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:26,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:26,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:26,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:26,544 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:26,544 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 23:20:26,603 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 23:20:26,697 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 23:20:26,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:26,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76437 states to 1919 states and 76437 transitions. [2021-11-13 23:20:26,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 76437 transitions. [2021-11-13 23:20:26,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:26,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:26,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:26,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:26,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:26,797 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 [2021-11-13 23:20:26,811 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 20 treesize of output 12 [2021-11-13 23:20:26,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:26,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76983 states to 1922 states and 76983 transitions. [2021-11-13 23:20:26,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 76983 transitions. [2021-11-13 23:20:26,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:26,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:26,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:26,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:26,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:26,963 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:26,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:27,047 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 23:20:27,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:27,149 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 23:20:27,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:27,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77531 states to 1925 states and 77531 transitions. [2021-11-13 23:20:27,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 77531 transitions. [2021-11-13 23:20:27,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:27,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:27,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:27,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:27,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:27,251 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 23:20:27,289 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:27,289 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 23:20:27,466 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 23:20:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:27,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78081 states to 1928 states and 78081 transitions. [2021-11-13 23:20:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 78081 transitions. [2021-11-13 23:20:27,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:27,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:27,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:27,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:27,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:27,567 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 23:20:27,613 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:27,613 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 23:20:27,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:27,767 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 23:20:27,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78633 states to 1931 states and 78633 transitions. [2021-11-13 23:20:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 78633 transitions. [2021-11-13 23:20:27,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:27,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:27,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:27,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:27,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:27,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:27,863 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 23:20:27,898 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:27,898 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 23:20:28,062 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 50 treesize of output 42 [2021-11-13 23:20:28,065 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 23:20:28,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:28,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79187 states to 1934 states and 79187 transitions. [2021-11-13 23:20:28,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 79187 transitions. [2021-11-13 23:20:28,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:28,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:28,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:28,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:28,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:28,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:28,164 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 23:20:28,179 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 23:20:28,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:28,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:28,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79743 states to 1937 states and 79743 transitions. [2021-11-13 23:20:28,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 79743 transitions. [2021-11-13 23:20:28,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:28,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:28,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:28,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:28,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:28,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:28,342 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:28,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:28,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:28,525 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 50 treesize of output 42 [2021-11-13 23:20:28,529 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 23:20:28,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:28,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80301 states to 1940 states and 80301 transitions. [2021-11-13 23:20:28,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 80301 transitions. [2021-11-13 23:20:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:28,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:28,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:28,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:28,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:28,635 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 23:20:28,651 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 20 treesize of output 12 [2021-11-13 23:20:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:28,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:28,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80861 states to 1943 states and 80861 transitions. [2021-11-13 23:20:28,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 80861 transitions. [2021-11-13 23:20:28,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:28,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:28,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:28,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:28,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:28,789 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:28,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:28,853 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 23:20:28,974 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 23:20:28,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:29,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:29,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81423 states to 1946 states and 81423 transitions. [2021-11-13 23:20:29,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 81423 transitions. [2021-11-13 23:20:29,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:29,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:29,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:29,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:29,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:29,108 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:29,108 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 23:20:29,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:29,255 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 23:20:29,258 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 23:20:29,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:29,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81987 states to 1949 states and 81987 transitions. [2021-11-13 23:20:29,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 81987 transitions. [2021-11-13 23:20:29,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:29,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:29,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:29,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:29,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:29,387 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:29,387 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 23:20:29,449 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 23:20:29,547 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 23:20:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:29,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:29,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82553 states to 1952 states and 82553 transitions. [2021-11-13 23:20:29,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 82553 transitions. [2021-11-13 23:20:29,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:29,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:29,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:29,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:29,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:29,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:29,687 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:29,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:29,855 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 23:20:29,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:29,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:29,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83121 states to 1955 states and 83121 transitions. [2021-11-13 23:20:29,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 83121 transitions. [2021-11-13 23:20:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:29,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:29,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:29,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:29,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:29,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:29,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:30,006 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:30,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:30,185 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 50 treesize of output 42 [2021-11-13 23:20:30,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:30,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:30,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83691 states to 1958 states and 83691 transitions. [2021-11-13 23:20:30,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 83691 transitions. [2021-11-13 23:20:30,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:30,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:30,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:30,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:30,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:30,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:30,329 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:30,330 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 23:20:30,387 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 23:20:30,477 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 [2021-11-13 23:20:30,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:30,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:30,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84263 states to 1961 states and 84263 transitions. [2021-11-13 23:20:30,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 84263 transitions. [2021-11-13 23:20:30,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:30,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:30,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:30,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:30,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:30,615 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:30,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:30,675 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 23:20:30,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:30,776 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 23:20:30,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:30,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84837 states to 1964 states and 84837 transitions. [2021-11-13 23:20:30,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 84837 transitions. [2021-11-13 23:20:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:30,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:30,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:30,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:30,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:30,877 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 [2021-11-13 23:20:30,913 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:30,913 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 [2021-11-13 23:20:31,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:31,081 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 23:20:31,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85413 states to 1967 states and 85413 transitions. [2021-11-13 23:20:31,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 85413 transitions. [2021-11-13 23:20:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:31,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:31,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:31,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:31,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:31,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:31,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:31,204 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 23:20:31,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:31,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85991 states to 1970 states and 85991 transitions. [2021-11-13 23:20:31,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 85991 transitions. [2021-11-13 23:20:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:31,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:31,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:31,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:31,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:31,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:31,314 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 23:20:31,328 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 23:20:31,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:31,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:31,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86571 states to 1973 states and 86571 transitions. [2021-11-13 23:20:31,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 86571 transitions. [2021-11-13 23:20:31,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:31,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:31,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:31,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:31,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:31,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:31,493 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:31,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:31,569 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 [2021-11-13 23:20:31,675 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 23:20:31,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:31,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87153 states to 1976 states and 87153 transitions. [2021-11-13 23:20:31,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 87153 transitions. [2021-11-13 23:20:31,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:31,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:31,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:31,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:31,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:31,780 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 23:20:31,815 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:31,815 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 23:20:31,968 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 23:20:31,971 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 23:20:32,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:32,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87737 states to 1979 states and 87737 transitions. [2021-11-13 23:20:32,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 87737 transitions. [2021-11-13 23:20:32,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:32,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:32,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:32,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:32,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:32,105 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:32,106 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 23:20:32,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:32,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:32,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:32,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88323 states to 1982 states and 88323 transitions. [2021-11-13 23:20:32,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 88323 transitions. [2021-11-13 23:20:32,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:32,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:32,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:32,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:32,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:32,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:32,403 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:32,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:32,467 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 23:20:32,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:32,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:32,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88911 states to 1985 states and 88911 transitions. [2021-11-13 23:20:32,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 88911 transitions. [2021-11-13 23:20:32,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:32,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:32,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:32,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:32,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:32,686 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 23:20:32,722 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:32,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:32,905 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 23:20:32,908 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 23:20:32,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89501 states to 1988 states and 89501 transitions. [2021-11-13 23:20:32,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 89501 transitions. [2021-11-13 23:20:32,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:32,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:32,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:33,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:33,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:33,059 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:33,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:33,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:33,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:33,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:33,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:33,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90093 states to 1991 states and 90093 transitions. [2021-11-13 23:20:33,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 90093 transitions. [2021-11-13 23:20:33,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:33,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:33,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:33,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:33,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:33,366 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:33,366 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 23:20:33,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:33,519 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 50 treesize of output 42 [2021-11-13 23:20:33,522 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 23:20:33,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90687 states to 1994 states and 90687 transitions. [2021-11-13 23:20:33,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 90687 transitions. [2021-11-13 23:20:33,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:33,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:33,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:33,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:33,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:33,658 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:33,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:33,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:33,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:33,828 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 23:20:33,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91283 states to 1997 states and 91283 transitions. [2021-11-13 23:20:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 91283 transitions. [2021-11-13 23:20:33,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:33,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:33,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:33,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:33,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:33,937 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 [2021-11-13 23:20:33,950 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 [2021-11-13 23:20:33,953 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 23:20:33,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:34,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91881 states to 2000 states and 91881 transitions. [2021-11-13 23:20:34,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 91881 transitions. [2021-11-13 23:20:34,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:34,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:34,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:34,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:34,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:34,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:34,103 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:34,104 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 23:20:34,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:34,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:34,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92481 states to 2003 states and 92481 transitions. [2021-11-13 23:20:34,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 92481 transitions. [2021-11-13 23:20:34,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:34,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:34,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:34,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:34,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:34,448 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:34,449 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 23:20:34,506 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 23:20:34,599 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 23:20:34,602 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 23:20:34,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93083 states to 2006 states and 93083 transitions. [2021-11-13 23:20:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 93083 transitions. [2021-11-13 23:20:34,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:34,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:34,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:34,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:34,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:34,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:34,741 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:34,742 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 23:20:34,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:34,895 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 [2021-11-13 23:20:34,898 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 23:20:34,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:34,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93687 states to 2009 states and 93687 transitions. [2021-11-13 23:20:34,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 93687 transitions. [2021-11-13 23:20:34,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:34,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:34,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:35,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:35,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:35,006 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 23:20:35,041 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:35,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:35,236 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 [2021-11-13 23:20:35,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:35,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94293 states to 2012 states and 94293 transitions. [2021-11-13 23:20:35,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 94293 transitions. [2021-11-13 23:20:35,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:35,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:35,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:35,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:35,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:35,379 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 23:20:35,414 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:35,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:35,587 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 23:20:35,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:35,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:35,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94901 states to 2015 states and 94901 transitions. [2021-11-13 23:20:35,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 94901 transitions. [2021-11-13 23:20:35,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:35,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:35,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:35,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:35,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:35,715 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 23:20:35,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:35,735 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 23:20:35,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95511 states to 2018 states and 95511 transitions. [2021-11-13 23:20:35,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 95511 transitions. [2021-11-13 23:20:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:35,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:35,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:35,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:35,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:35,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:35,882 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:35,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:36,032 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 23:20:36,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:36,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96123 states to 2021 states and 96123 transitions. [2021-11-13 23:20:36,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 96123 transitions. [2021-11-13 23:20:36,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:36,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:36,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:36,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:36,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:36,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:36,163 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 20 treesize of output 12 [2021-11-13 23:20:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96737 states to 2024 states and 96737 transitions. [2021-11-13 23:20:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 96737 transitions. [2021-11-13 23:20:36,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:36,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:36,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:36,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:36,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:36,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:36,343 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:36,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:36,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:36,498 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 50 treesize of output 42 [2021-11-13 23:20:36,502 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 23:20:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:36,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97353 states to 2027 states and 97353 transitions. [2021-11-13 23:20:36,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 97353 transitions. [2021-11-13 23:20:36,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:36,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:36,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:36,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:36,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:36,612 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:36,615 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 23:20:36,649 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:36,649 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 23:20:36,823 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 50 treesize of output 42 [2021-11-13 23:20:36,826 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 23:20:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:36,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97971 states to 2030 states and 97971 transitions. [2021-11-13 23:20:36,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 97971 transitions. [2021-11-13 23:20:36,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:36,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:36,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:36,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:36,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:36,985 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:36,985 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 23:20:37,042 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 23:20:37,135 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 23:20:37,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:37,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98591 states to 2033 states and 98591 transitions. [2021-11-13 23:20:37,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 98591 transitions. [2021-11-13 23:20:37,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:37,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:37,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:37,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:37,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:37,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:37,251 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 23:20:37,286 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:37,286 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 23:20:37,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:37,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99213 states to 2036 states and 99213 transitions. [2021-11-13 23:20:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 99213 transitions. [2021-11-13 23:20:37,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:37,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:37,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:37,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:37,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:37,567 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 23:20:37,603 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:37,603 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 [2021-11-13 23:20:37,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:37,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:37,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:37,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99837 states to 2039 states and 99837 transitions. [2021-11-13 23:20:37,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 99837 transitions. [2021-11-13 23:20:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:37,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:37,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:37,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:37,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:37,924 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:37,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:38,002 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 23:20:38,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:38,111 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 23:20:38,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100463 states to 2042 states and 100463 transitions. [2021-11-13 23:20:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 100463 transitions. [2021-11-13 23:20:38,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:38,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:38,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:38,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:38,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:38,253 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 [2021-11-13 23:20:38,296 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:38,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:38,461 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 23:20:38,465 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 23:20:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:38,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101091 states to 2045 states and 101091 transitions. [2021-11-13 23:20:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 101091 transitions. [2021-11-13 23:20:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:38,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:38,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:38,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:38,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:38,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:38,629 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:38,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:38,702 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 23:20:38,803 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 50 treesize of output 42 [2021-11-13 23:20:38,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:38,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101721 states to 2048 states and 101721 transitions. [2021-11-13 23:20:38,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 101721 transitions. [2021-11-13 23:20:38,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:38,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:38,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:38,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:38,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:38,924 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 23:20:38,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:38,939 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 23:20:38,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:39,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102353 states to 2051 states and 102353 transitions. [2021-11-13 23:20:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 102353 transitions. [2021-11-13 23:20:39,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:39,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:39,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:39,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:39,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:39,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:39,056 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 23:20:39,090 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:39,090 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 23:20:39,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:39,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102987 states to 2054 states and 102987 transitions. [2021-11-13 23:20:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 102987 transitions. [2021-11-13 23:20:39,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:39,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:39,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:39,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:39,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:39,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:39,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:39,396 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 20 treesize of output 12 [2021-11-13 23:20:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:39,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:39,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103623 states to 2057 states and 103623 transitions. [2021-11-13 23:20:39,475 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 103623 transitions. [2021-11-13 23:20:39,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:39,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:39,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:39,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:39,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:39,548 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:39,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:39,613 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 23:20:39,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:39,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:39,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104261 states to 2060 states and 104261 transitions. [2021-11-13 23:20:39,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 104261 transitions. [2021-11-13 23:20:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:39,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:39,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:39,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:39,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:39,853 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 23:20:39,888 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:39,888 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 23:20:40,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:40,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:40,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104901 states to 2063 states and 104901 transitions. [2021-11-13 23:20:40,139 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 104901 transitions. [2021-11-13 23:20:40,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:40,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:40,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:40,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:40,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:40,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:40,218 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:40,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:40,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:40,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:40,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:40,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105543 states to 2066 states and 105543 transitions. [2021-11-13 23:20:40,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 105543 transitions. [2021-11-13 23:20:40,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:40,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:40,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:40,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:40,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:40,521 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 23:20:40,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:40,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:40,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:40,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106187 states to 2069 states and 106187 transitions. [2021-11-13 23:20:40,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 106187 transitions. [2021-11-13 23:20:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:40,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:40,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:40,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:40,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:40,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:40,691 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:40,691 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 23:20:40,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:40,855 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 23:20:40,859 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 23:20:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:40,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106833 states to 2072 states and 106833 transitions. [2021-11-13 23:20:40,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 106833 transitions. [2021-11-13 23:20:40,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:40,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:40,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:40,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:40,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:40,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:40,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:40,997 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 23:20:41,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:41,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107481 states to 2075 states and 107481 transitions. [2021-11-13 23:20:41,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 107481 transitions. [2021-11-13 23:20:41,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:41,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:41,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:41,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:41,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:41,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:41,150 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:41,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:41,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:41,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:41,325 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 23:20:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:41,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108131 states to 2078 states and 108131 transitions. [2021-11-13 23:20:41,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 108131 transitions. [2021-11-13 23:20:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:41,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:41,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:41,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:41,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:41,446 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 23:20:41,480 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:41,480 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 23:20:41,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:41,639 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 23:20:41,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:41,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108783 states to 2081 states and 108783 transitions. [2021-11-13 23:20:41,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 108783 transitions. [2021-11-13 23:20:41,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:41,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:41,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:41,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:41,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:41,792 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:41,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:41,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:41,955 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 23:20:41,958 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 23:20:42,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:42,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109437 states to 2084 states and 109437 transitions. [2021-11-13 23:20:42,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 109437 transitions. [2021-11-13 23:20:42,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:42,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:42,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:42,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:42,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:42,089 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 23:20:42,124 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:42,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:42,300 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 23:20:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:42,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110093 states to 2087 states and 110093 transitions. [2021-11-13 23:20:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 110093 transitions. [2021-11-13 23:20:42,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:42,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:42,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:42,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:42,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:42,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:42,463 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:42,463 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 23:20:42,652 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 50 treesize of output 42 [2021-11-13 23:20:42,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:42,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:42,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110751 states to 2090 states and 110751 transitions. [2021-11-13 23:20:42,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 110751 transitions. [2021-11-13 23:20:42,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:42,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:42,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:42,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:42,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:42,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:42,850 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:42,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:42,930 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 23:20:43,020 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 23:20:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:43,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:43,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111411 states to 2093 states and 111411 transitions. [2021-11-13 23:20:43,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 111411 transitions. [2021-11-13 23:20:43,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:43,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:43,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:43,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:43,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:43,176 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:43,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:43,235 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 23:20:43,328 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 [2021-11-13 23:20:43,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:43,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112073 states to 2096 states and 112073 transitions. [2021-11-13 23:20:43,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 112073 transitions. [2021-11-13 23:20:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:43,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:43,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:43,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:43,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:43,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:43,492 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:43,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:43,656 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 23:20:43,660 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 23:20:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:43,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112737 states to 2099 states and 112737 transitions. [2021-11-13 23:20:43,742 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 112737 transitions. [2021-11-13 23:20:43,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:43,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:43,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:43,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:43,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:43,785 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 23:20:43,821 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:43,821 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 23:20:43,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:44,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:44,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:44,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113403 states to 2102 states and 113403 transitions. [2021-11-13 23:20:44,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 113403 transitions. [2021-11-13 23:20:44,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:44,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:44,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:44,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:44,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:44,129 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 23:20:44,176 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:44,176 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 23:20:44,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:44,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:44,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114071 states to 2105 states and 114071 transitions. [2021-11-13 23:20:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 114071 transitions. [2021-11-13 23:20:44,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:44,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:44,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:44,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:44,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:44,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:44,503 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 23:20:44,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:44,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:44,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114741 states to 2108 states and 114741 transitions. [2021-11-13 23:20:44,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 114741 transitions. [2021-11-13 23:20:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:44,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:44,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:44,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:44,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:44,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:44,678 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:44,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:44,736 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 23:20:44,826 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 50 treesize of output 42 [2021-11-13 23:20:44,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:44,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:44,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115413 states to 2111 states and 115413 transitions. [2021-11-13 23:20:44,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 115413 transitions. [2021-11-13 23:20:44,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:44,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:44,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:44,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:44,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:44,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:44,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:44,974 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 20 treesize of output 12 [2021-11-13 23:20:44,977 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 23:20:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:45,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116087 states to 2114 states and 116087 transitions. [2021-11-13 23:20:45,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 116087 transitions. [2021-11-13 23:20:45,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:45,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:45,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:45,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:45,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:45,105 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 [2021-11-13 23:20:45,140 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:45,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:45,298 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 23:20:45,301 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 23:20:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:45,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116763 states to 2117 states and 116763 transitions. [2021-11-13 23:20:45,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 116763 transitions. [2021-11-13 23:20:45,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:45,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:45,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:45,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:45,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:45,437 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 23:20:45,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:45,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:45,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117441 states to 2120 states and 117441 transitions. [2021-11-13 23:20:45,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 117441 transitions. [2021-11-13 23:20:45,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:45,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:45,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:45,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:45,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:45,596 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 23:20:45,634 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:45,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:45,810 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 50 treesize of output 42 [2021-11-13 23:20:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:45,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:45,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118121 states to 2123 states and 118121 transitions. [2021-11-13 23:20:45,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 118121 transitions. [2021-11-13 23:20:45,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:45,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:45,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:45,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:45,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:45,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:45,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:45,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:46,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:46,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118803 states to 2126 states and 118803 transitions. [2021-11-13 23:20:46,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 118803 transitions. [2021-11-13 23:20:46,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:46,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:46,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:46,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:46,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:46,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:46,166 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:46,166 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 23:20:46,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:46,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:46,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:46,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119487 states to 2129 states and 119487 transitions. [2021-11-13 23:20:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 119487 transitions. [2021-11-13 23:20:46,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:46,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:46,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:46,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:46,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:46,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:46,470 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 23:20:46,507 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:46,507 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 23:20:46,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:46,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:46,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:46,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120173 states to 2132 states and 120173 transitions. [2021-11-13 23:20:46,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 120173 transitions. [2021-11-13 23:20:46,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:46,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:46,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:46,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:46,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:46,831 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 23:20:46,862 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 20 treesize of output 12 [2021-11-13 23:20:46,865 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 23:20:46,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:46,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120861 states to 2135 states and 120861 transitions. [2021-11-13 23:20:46,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 120861 transitions. [2021-11-13 23:20:46,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:46,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:46,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:47,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:47,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:47,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:47,024 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 23:20:47,038 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 20 treesize of output 12 [2021-11-13 23:20:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:47,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121551 states to 2138 states and 121551 transitions. [2021-11-13 23:20:47,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 121551 transitions. [2021-11-13 23:20:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:47,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:47,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:47,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:47,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:47,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:47,180 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 23:20:47,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:47,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:47,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122243 states to 2141 states and 122243 transitions. [2021-11-13 23:20:47,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 122243 transitions. [2021-11-13 23:20:47,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:47,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:47,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:47,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:47,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:47,389 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:47,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:47,447 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 23:20:47,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:47,554 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 23:20:47,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:47,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122937 states to 2144 states and 122937 transitions. [2021-11-13 23:20:47,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 122937 transitions. [2021-11-13 23:20:47,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:47,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:47,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:47,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:47,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:47,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:47,713 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 23:20:47,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:47,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123633 states to 2147 states and 123633 transitions. [2021-11-13 23:20:47,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 123633 transitions. [2021-11-13 23:20:47,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:47,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:47,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:47,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:47,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:47,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:47,879 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:47,879 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 23:20:47,937 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 [2021-11-13 23:20:48,032 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 23:20:48,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:48,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:48,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124331 states to 2150 states and 124331 transitions. [2021-11-13 23:20:48,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 124331 transitions. [2021-11-13 23:20:48,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:48,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:48,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:48,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:48,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:48,203 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:48,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:48,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:48,364 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 23:20:48,367 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 23:20:48,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:48,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125031 states to 2153 states and 125031 transitions. [2021-11-13 23:20:48,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 125031 transitions. [2021-11-13 23:20:48,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:48,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:48,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:48,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:48,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:48,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:48,536 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:48,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:48,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:48,707 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 23:20:48,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:48,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:48,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125733 states to 2156 states and 125733 transitions. [2021-11-13 23:20:48,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 125733 transitions. [2021-11-13 23:20:48,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:48,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:48,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:48,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:48,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:48,867 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 23:20:48,902 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:48,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:49,053 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 23:20:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:49,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126437 states to 2159 states and 126437 transitions. [2021-11-13 23:20:49,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 126437 transitions. [2021-11-13 23:20:49,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:49,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:49,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:49,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:49,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:49,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:49,228 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:49,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:49,391 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 23:20:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:49,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:49,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127143 states to 2162 states and 127143 transitions. [2021-11-13 23:20:49,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 127143 transitions. [2021-11-13 23:20:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:49,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:49,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:49,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:49,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:49,533 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 23:20:49,549 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 20 treesize of output 12 [2021-11-13 23:20:49,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:49,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127851 states to 2165 states and 127851 transitions. [2021-11-13 23:20:49,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 127851 transitions. [2021-11-13 23:20:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:49,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:49,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:49,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:49,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:49,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:49,727 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:49,727 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 23:20:49,898 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 50 treesize of output 42 [2021-11-13 23:20:49,902 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 23:20:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:49,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128561 states to 2168 states and 128561 transitions. [2021-11-13 23:20:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 128561 transitions. [2021-11-13 23:20:50,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:50,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:50,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:50,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:50,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:50,074 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:50,074 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 23:20:50,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:50,246 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 23:20:50,250 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 23:20:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:50,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129273 states to 2171 states and 129273 transitions. [2021-11-13 23:20:50,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 129273 transitions. [2021-11-13 23:20:50,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:50,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:50,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:50,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:50,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:50,453 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:50,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:50,514 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 23:20:50,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:50,616 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 23:20:50,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:50,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129987 states to 2174 states and 129987 transitions. [2021-11-13 23:20:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 129987 transitions. [2021-11-13 23:20:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:50,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:50,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:50,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:50,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:50,807 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:50,807 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 23:20:50,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:50,966 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 23:20:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:51,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:51,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130703 states to 2177 states and 130703 transitions. [2021-11-13 23:20:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 130703 transitions. [2021-11-13 23:20:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:51,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:51,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:51,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:51,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:51,109 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 23:20:51,144 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:51,144 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 [2021-11-13 23:20:51,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:51,312 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 23:20:51,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:51,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131421 states to 2180 states and 131421 transitions. [2021-11-13 23:20:51,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 131421 transitions. [2021-11-13 23:20:51,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:51,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:51,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:51,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:51,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:51,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:51,470 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 23:20:51,514 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:51,515 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 23:20:51,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:51,701 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 23:20:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:51,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132141 states to 2183 states and 132141 transitions. [2021-11-13 23:20:51,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 132141 transitions. [2021-11-13 23:20:51,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:51,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:51,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:51,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:51,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:51,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:51,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:51,865 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 23:20:51,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132863 states to 2186 states and 132863 transitions. [2021-11-13 23:20:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 132863 transitions. [2021-11-13 23:20:51,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:51,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:51,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:52,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:52,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:52,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:52,043 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:52,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:52,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:52,223 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 23:20:52,226 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 23:20:52,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:52,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133587 states to 2189 states and 133587 transitions. [2021-11-13 23:20:52,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 133587 transitions. [2021-11-13 23:20:52,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:52,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:52,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:52,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:52,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:52,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:52,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:52,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:52,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134313 states to 2192 states and 134313 transitions. [2021-11-13 23:20:52,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 134313 transitions. [2021-11-13 23:20:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:52,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:52,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:52,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:52,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:52,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:52,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:52,582 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:52,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:52,739 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 23:20:52,742 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 23:20:52,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:52,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135041 states to 2195 states and 135041 transitions. [2021-11-13 23:20:52,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 135041 transitions. [2021-11-13 23:20:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:52,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:52,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:52,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:52,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:52,887 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 [2021-11-13 23:20:52,922 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:52,922 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 [2021-11-13 23:20:53,081 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 23:20:53,084 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 23:20:53,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135771 states to 2198 states and 135771 transitions. [2021-11-13 23:20:53,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 135771 transitions. [2021-11-13 23:20:53,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:53,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:53,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:53,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:53,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:53,262 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:53,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:53,324 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 23:20:53,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:53,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136503 states to 2201 states and 136503 transitions. [2021-11-13 23:20:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 136503 transitions. [2021-11-13 23:20:53,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:53,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:53,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:53,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:53,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:53,605 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:53,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:53,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:53,775 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 23:20:53,778 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 23:20:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137237 states to 2204 states and 137237 transitions. [2021-11-13 23:20:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 137237 transitions. [2021-11-13 23:20:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:53,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:53,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:53,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:53,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:53,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:53,967 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:53,968 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 23:20:54,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:54,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:54,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137973 states to 2207 states and 137973 transitions. [2021-11-13 23:20:54,258 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 137973 transitions. [2021-11-13 23:20:54,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:54,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:54,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:54,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:54,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:54,305 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 23:20:54,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:54,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:54,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:54,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138711 states to 2210 states and 138711 transitions. [2021-11-13 23:20:54,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 138711 transitions. [2021-11-13 23:20:54,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:54,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:54,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:54,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:54,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:54,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:54,473 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 23:20:54,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:54,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:54,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:54,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139451 states to 2213 states and 139451 transitions. [2021-11-13 23:20:54,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 139451 transitions. [2021-11-13 23:20:54,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:54,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:54,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:54,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:54,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:54,645 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 23:20:54,663 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 23:20:54,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:54,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140193 states to 2216 states and 140193 transitions. [2021-11-13 23:20:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 140193 transitions. [2021-11-13 23:20:54,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:54,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:54,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:54,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:54,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:54,827 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 23:20:54,862 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:54,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:55,018 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 23:20:55,021 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 23:20:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:55,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140937 states to 2219 states and 140937 transitions. [2021-11-13 23:20:55,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 140937 transitions. [2021-11-13 23:20:55,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:55,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:55,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:55,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:55,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:55,201 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:55,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:55,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:55,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:55,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:55,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141683 states to 2222 states and 141683 transitions. [2021-11-13 23:20:55,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 141683 transitions. [2021-11-13 23:20:55,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:55,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:55,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:55,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:55,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:55,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:55,547 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:55,547 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 23:20:55,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:55,715 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 23:20:55,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:55,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:55,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142431 states to 2225 states and 142431 transitions. [2021-11-13 23:20:55,838 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 142431 transitions. [2021-11-13 23:20:55,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:55,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:55,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:55,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:55,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:55,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:55,923 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:55,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:55,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:56,071 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 23:20:56,074 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 23:20:56,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:56,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143181 states to 2228 states and 143181 transitions. [2021-11-13 23:20:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 143181 transitions. [2021-11-13 23:20:56,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:56,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:56,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:56,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:56,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:56,256 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:56,257 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 23:20:56,317 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 23:20:56,412 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 23:20:56,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143933 states to 2231 states and 143933 transitions. [2021-11-13 23:20:56,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 143933 transitions. [2021-11-13 23:20:56,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:56,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:56,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:56,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:56,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:56,600 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:56,603 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 [2021-11-13 23:20:56,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:56,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:56,828 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 23:20:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144687 states to 2234 states and 144687 transitions. [2021-11-13 23:20:56,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 144687 transitions. [2021-11-13 23:20:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:56,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:56,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:56,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:56,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:56,994 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 23:20:57,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:57,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:57,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:57,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145443 states to 2237 states and 145443 transitions. [2021-11-13 23:20:57,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 145443 transitions. [2021-11-13 23:20:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:57,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:57,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:57,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:57,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:57,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:57,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:57,203 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:57,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:57,380 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 23:20:57,383 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 23:20:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146201 states to 2240 states and 146201 transitions. [2021-11-13 23:20:57,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 146201 transitions. [2021-11-13 23:20:57,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:57,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:57,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:57,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:57,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:57,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:57,539 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 23:20:57,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:20:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:57,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:57,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146961 states to 2243 states and 146961 transitions. [2021-11-13 23:20:57,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 146961 transitions. [2021-11-13 23:20:57,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:57,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:57,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:57,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:57,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:57,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:57,763 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:57,764 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 [2021-11-13 23:20:57,914 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 23:20:57,918 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 23:20:57,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:58,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147723 states to 2246 states and 147723 transitions. [2021-11-13 23:20:58,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 147723 transitions. [2021-11-13 23:20:58,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:58,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:58,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:58,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:58,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:58,107 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:58,107 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 23:20:58,166 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 23:20:58,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:58,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:58,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:58,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148487 states to 2249 states and 148487 transitions. [2021-11-13 23:20:58,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 148487 transitions. [2021-11-13 23:20:58,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:58,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:58,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:58,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:20:58,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:58,420 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 23:20:58,436 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 23:20:58,438 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 23:20:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149253 states to 2252 states and 149253 transitions. [2021-11-13 23:20:58,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 149253 transitions. [2021-11-13 23:20:58,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:58,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:58,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:58,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:58,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:58,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:58,596 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 23:20:58,631 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:58,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:58,801 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 23:20:58,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150021 states to 2255 states and 150021 transitions. [2021-11-13 23:20:58,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 150021 transitions. [2021-11-13 23:20:58,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:58,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:58,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:58,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:58,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:59,005 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:59,005 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 23:20:59,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:59,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:20:59,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:59,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:59,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150791 states to 2258 states and 150791 transitions. [2021-11-13 23:20:59,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 150791 transitions. [2021-11-13 23:20:59,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:59,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:59,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:59,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:59,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:59,411 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:59,412 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 23:20:59,473 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 23:20:59,568 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 50 treesize of output 42 [2021-11-13 23:20:59,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:59,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:59,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151563 states to 2261 states and 151563 transitions. [2021-11-13 23:20:59,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 151563 transitions. [2021-11-13 23:20:59,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:20:59,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:59,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:59,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:20:59,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:20:59,781 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:20:59,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:20:59,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:20:59,935 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 23:20:59,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:00,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:00,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152337 states to 2264 states and 152337 transitions. [2021-11-13 23:21:00,058 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 152337 transitions. [2021-11-13 23:21:00,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:00,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:00,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:00,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:00,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:00,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:00,143 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:00,143 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 23:21:00,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:00,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:00,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153113 states to 2267 states and 153113 transitions. [2021-11-13 23:21:00,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 153113 transitions. [2021-11-13 23:21:00,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:00,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:00,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:00,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:00,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:00,515 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:00,515 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 23:21:00,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:00,686 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 50 treesize of output 42 [2021-11-13 23:21:00,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:00,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:00,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153891 states to 2270 states and 153891 transitions. [2021-11-13 23:21:00,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 153891 transitions. [2021-11-13 23:21:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:00,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:00,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:00,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:00,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:00,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:00,893 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:00,893 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 [2021-11-13 23:21:00,963 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 23:21:01,073 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 23:21:01,076 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 23:21:01,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:01,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154671 states to 2273 states and 154671 transitions. [2021-11-13 23:21:01,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 154671 transitions. [2021-11-13 23:21:01,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:01,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:01,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:01,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:01,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:01,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:01,300 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:01,300 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 23:21:01,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:01,460 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 23:21:01,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:01,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:01,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155453 states to 2276 states and 155453 transitions. [2021-11-13 23:21:01,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 155453 transitions. [2021-11-13 23:21:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:01,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:01,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:01,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:01,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:01,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:01,675 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:01,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:01,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:01,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156237 states to 2279 states and 156237 transitions. [2021-11-13 23:21:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 156237 transitions. [2021-11-13 23:21:01,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:01,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:01,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:02,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:02,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:02,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:02,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:02,029 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 20 treesize of output 12 [2021-11-13 23:21:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:02,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157023 states to 2282 states and 157023 transitions. [2021-11-13 23:21:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 157023 transitions. [2021-11-13 23:21:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:02,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:02,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:02,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:02,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:02,218 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 [2021-11-13 23:21:02,255 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:02,256 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 23:21:02,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:02,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:02,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157811 states to 2285 states and 157811 transitions. [2021-11-13 23:21:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 157811 transitions. [2021-11-13 23:21:02,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:02,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:02,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:02,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:02,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:02,612 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 23:21:02,649 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:02,649 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 23:21:02,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:02,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:02,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158601 states to 2288 states and 158601 transitions. [2021-11-13 23:21:03,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 158601 transitions. [2021-11-13 23:21:03,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:03,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:03,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:03,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:03,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:03,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:03,087 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 20 treesize of output 12 [2021-11-13 23:21:03,090 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 23:21:03,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:03,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159393 states to 2291 states and 159393 transitions. [2021-11-13 23:21:03,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 159393 transitions. [2021-11-13 23:21:03,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:03,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:03,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:03,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:03,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:03,357 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:03,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:03,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:03,505 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 23:21:03,508 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 23:21:03,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:03,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160187 states to 2294 states and 160187 transitions. [2021-11-13 23:21:03,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 160187 transitions. [2021-11-13 23:21:03,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:03,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:03,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:03,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:03,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:03,718 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:03,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:03,777 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 23:21:03,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:03,876 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 23:21:03,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160983 states to 2297 states and 160983 transitions. [2021-11-13 23:21:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 160983 transitions. [2021-11-13 23:21:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:04,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:04,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:04,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:04,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:04,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:04,094 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:04,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:04,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:04,267 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 23:21:04,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:04,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161781 states to 2300 states and 161781 transitions. [2021-11-13 23:21:04,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 161781 transitions. [2021-11-13 23:21:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:04,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:04,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:04,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:04,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:04,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:04,449 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 23:21:04,487 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:04,487 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 23:21:04,669 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 23:21:04,672 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 23:21:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162581 states to 2303 states and 162581 transitions. [2021-11-13 23:21:04,843 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 162581 transitions. [2021-11-13 23:21:04,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:04,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:04,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:04,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:04,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:04,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:04,932 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 20 treesize of output 12 [2021-11-13 23:21:04,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:05,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:05,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163383 states to 2306 states and 163383 transitions. [2021-11-13 23:21:05,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 163383 transitions. [2021-11-13 23:21:05,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:05,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:05,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:05,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:05,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:05,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:05,179 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:05,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:05,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:05,349 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 23:21:05,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:05,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164187 states to 2309 states and 164187 transitions. [2021-11-13 23:21:05,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 164187 transitions. [2021-11-13 23:21:05,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:05,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:05,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:05,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:05,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:05,579 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:05,579 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 23:21:05,640 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 23:21:05,736 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 23:21:05,739 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 23:21:05,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:05,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164993 states to 2312 states and 164993 transitions. [2021-11-13 23:21:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 164993 transitions. [2021-11-13 23:21:05,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:05,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:05,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:05,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:05,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:05,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:05,962 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:05,962 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 23:21:06,132 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 23:21:06,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:06,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:06,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165801 states to 2315 states and 165801 transitions. [2021-11-13 23:21:06,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 165801 transitions. [2021-11-13 23:21:06,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:06,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:06,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:06,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:06,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:06,354 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:06,354 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 23:21:06,420 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 23:21:06,526 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 23:21:06,529 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 23:21:06,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:06,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166611 states to 2318 states and 166611 transitions. [2021-11-13 23:21:06,663 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 166611 transitions. [2021-11-13 23:21:06,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:06,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:06,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:06,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:06,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:06,715 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 23:21:06,729 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 20 treesize of output 12 [2021-11-13 23:21:06,731 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 23:21:06,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:06,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167423 states to 2321 states and 167423 transitions. [2021-11-13 23:21:06,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 167423 transitions. [2021-11-13 23:21:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:06,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:06,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:06,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:06,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:06,949 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:06,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:07,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:07,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:07,115 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 23:21:07,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168237 states to 2324 states and 168237 transitions. [2021-11-13 23:21:07,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 168237 transitions. [2021-11-13 23:21:07,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:07,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:07,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:07,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:07,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:07,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:07,300 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 23:21:07,337 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:07,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:07,497 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 50 treesize of output 42 [2021-11-13 23:21:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:07,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169053 states to 2327 states and 169053 transitions. [2021-11-13 23:21:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 169053 transitions. [2021-11-13 23:21:07,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:07,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:07,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:07,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:07,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:07,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:07,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:07,725 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:07,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:07,901 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 50 treesize of output 42 [2021-11-13 23:21:07,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:07,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:08,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169871 states to 2330 states and 169871 transitions. [2021-11-13 23:21:08,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 169871 transitions. [2021-11-13 23:21:08,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:08,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:08,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:08,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:08,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:08,094 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 23:21:08,131 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:08,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:08,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:08,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:08,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:08,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170691 states to 2333 states and 170691 transitions. [2021-11-13 23:21:08,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 170691 transitions. [2021-11-13 23:21:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:08,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:08,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:08,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:08,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:08,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:08,502 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 23:21:08,538 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:08,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:08,729 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 23:21:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:08,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:08,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171513 states to 2336 states and 171513 transitions. [2021-11-13 23:21:08,871 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 171513 transitions. [2021-11-13 23:21:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:08,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:08,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:08,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:08,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:08,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:08,966 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:08,967 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 23:21:09,172 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 23:21:09,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:09,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:09,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172337 states to 2339 states and 172337 transitions. [2021-11-13 23:21:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 172337 transitions. [2021-11-13 23:21:09,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:09,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:09,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:09,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:09,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:09,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:09,427 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:09,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:09,578 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 50 treesize of output 42 [2021-11-13 23:21:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:09,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173163 states to 2342 states and 173163 transitions. [2021-11-13 23:21:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 173163 transitions. [2021-11-13 23:21:09,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:09,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:09,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:09,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:09,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:09,811 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:09,812 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 23:21:09,871 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 23:21:09,966 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 23:21:09,970 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 23:21:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:10,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173991 states to 2345 states and 173991 transitions. [2021-11-13 23:21:10,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 173991 transitions. [2021-11-13 23:21:10,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:10,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:10,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:10,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:10,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:10,197 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:10,197 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 23:21:10,259 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 23:21:10,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:10,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:10,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:10,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174821 states to 2348 states and 174821 transitions. [2021-11-13 23:21:10,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 174821 transitions. [2021-11-13 23:21:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:10,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:10,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:10,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:10,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:10,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:10,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:10,581 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 23:21:10,583 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 23:21:10,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:10,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175653 states to 2351 states and 175653 transitions. [2021-11-13 23:21:10,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 175653 transitions. [2021-11-13 23:21:10,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:10,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:10,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:10,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:10,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:10,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:10,818 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:10,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:10,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:11,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:11,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176487 states to 2354 states and 176487 transitions. [2021-11-13 23:21:11,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 176487 transitions. [2021-11-13 23:21:11,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:11,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:11,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:11,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:11,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:11,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:11,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:21:11,218 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 23:21:11,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:11,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177323 states to 2357 states and 177323 transitions. [2021-11-13 23:21:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 177323 transitions. [2021-11-13 23:21:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:11,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:11,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:11,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:11,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:11,444 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 23:21:11,478 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:11,478 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 23:21:11,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:11,633 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 23:21:11,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:11,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178161 states to 2360 states and 178161 transitions. [2021-11-13 23:21:11,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 178161 transitions. [2021-11-13 23:21:11,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:11,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:11,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:11,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:11,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:11,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:11,833 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 23:21:11,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:21:11,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:11,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:11,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179001 states to 2363 states and 179001 transitions. [2021-11-13 23:21:11,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 179001 transitions. [2021-11-13 23:21:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:12,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:12,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:12,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:21:12,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:12,051 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 23:21:12,082 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 20 treesize of output 12 [2021-11-13 23:21:12,085 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 23:21:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:12,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179843 states to 2366 states and 179843 transitions. [2021-11-13 23:21:12,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 179843 transitions. [2021-11-13 23:21:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:12,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:12,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:12,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:12,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:12,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:12,330 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:12,330 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 23:21:12,499 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 23:21:12,503 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 23:21:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:12,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180687 states to 2369 states and 180687 transitions. [2021-11-13 23:21:12,655 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 180687 transitions. [2021-11-13 23:21:12,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:12,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:12,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:12,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:12,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:12,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:21:12,743 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:12,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:21:12,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:21:12,926 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 23:21:13,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:13,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181533 states to 2372 states and 181533 transitions. [2021-11-13 23:21:13,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 181533 transitions. [2021-11-13 23:21:13,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:13,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:13,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:13,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:13,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:21:13,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:21:13,162 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:21:13,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-13 23:23:25,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 462543 transitions. [2021-11-13 23:23:25,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:25,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:25,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:25,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:25,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:25,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:25,232 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:25,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:25,293 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 23:23:25,387 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 23:23:25,390 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 23:23:25,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:25,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463901 states to 3140 states and 463901 transitions. [2021-11-13 23:23:25,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 463901 transitions. [2021-11-13 23:23:25,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:25,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:25,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:25,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:25,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:25,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:25,947 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:25,948 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 23:23:26,012 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 23:23:26,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:26,117 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 23:23:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:26,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465261 states to 3143 states and 465261 transitions. [2021-11-13 23:23:26,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3143 states and 465261 transitions. [2021-11-13 23:23:26,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:26,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:26,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:26,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:26,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:26,698 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:26,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:26,768 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 23:23:26,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466623 states to 3146 states and 466623 transitions. [2021-11-13 23:23:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3146 states and 466623 transitions. [2021-11-13 23:23:27,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:27,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:27,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:27,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:27,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:27,443 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 23:23:27,483 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:27,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:27,686 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 50 treesize of output 42 [2021-11-13 23:23:27,689 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 23:23:27,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:28,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467987 states to 3149 states and 467987 transitions. [2021-11-13 23:23:28,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 467987 transitions. [2021-11-13 23:23:28,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:28,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:28,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:28,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:28,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:28,220 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 23:23:28,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:23:28,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469353 states to 3152 states and 469353 transitions. [2021-11-13 23:23:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 469353 transitions. [2021-11-13 23:23:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:28,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:28,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:28,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:28,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:28,804 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:28,804 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 23:23:28,878 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 23:23:28,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:28,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:29,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:29,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470721 states to 3155 states and 470721 transitions. [2021-11-13 23:23:29,437 INFO L276 IsEmpty]: Start isEmpty. Operand 3155 states and 470721 transitions. [2021-11-13 23:23:29,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:29,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:29,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:29,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:29,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:29,586 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:29,586 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 [2021-11-13 23:23:29,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:29,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:29,853 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 23:23:30,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:30,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472091 states to 3158 states and 472091 transitions. [2021-11-13 23:23:30,433 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 472091 transitions. [2021-11-13 23:23:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:30,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:30,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:30,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:30,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:30,523 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 23:23:30,561 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:30,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:30,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:31,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473463 states to 3161 states and 473463 transitions. [2021-11-13 23:23:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3161 states and 473463 transitions. [2021-11-13 23:23:31,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:31,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:31,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:31,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:31,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:31,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:31,297 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:31,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:31,501 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 [2021-11-13 23:23:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:31,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:31,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474837 states to 3164 states and 474837 transitions. [2021-11-13 23:23:31,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 474837 transitions. [2021-11-13 23:23:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:32,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:32,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:32,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:32,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:32,060 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 23:23:32,098 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:32,098 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 23:23:32,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:32,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:32,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:32,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476213 states to 3167 states and 476213 transitions. [2021-11-13 23:23:32,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3167 states and 476213 transitions. [2021-11-13 23:23:32,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:32,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:32,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:32,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:32,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:32,822 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 23:23:32,840 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 20 treesize of output 12 [2021-11-13 23:23:32,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:33,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:33,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477591 states to 3170 states and 477591 transitions. [2021-11-13 23:23:33,305 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 477591 transitions. [2021-11-13 23:23:33,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:33,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:33,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:33,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:33,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:33,427 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:33,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:33,497 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 23:23:33,609 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 23:23:33,613 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 23:23:33,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478971 states to 3173 states and 478971 transitions. [2021-11-13 23:23:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 478971 transitions. [2021-11-13 23:23:34,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:34,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:34,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:34,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:34,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:34,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:34,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:34,199 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:34,199 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 23:23:34,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:34,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:34,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:34,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480353 states to 3176 states and 480353 transitions. [2021-11-13 23:23:34,910 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 480353 transitions. [2021-11-13 23:23:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:35,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:35,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:35,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:35,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:35,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:35,100 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 [2021-11-13 23:23:35,116 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 20 treesize of output 12 [2021-11-13 23:23:35,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:35,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:35,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481737 states to 3179 states and 481737 transitions. [2021-11-13 23:23:35,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3179 states and 481737 transitions. [2021-11-13 23:23:35,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:35,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:35,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:35,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:35,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:35,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:35,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:35,704 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:35,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:35,867 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 23:23:35,870 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 23:23:36,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483123 states to 3182 states and 483123 transitions. [2021-11-13 23:23:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 483123 transitions. [2021-11-13 23:23:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:36,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:36,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:36,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:36,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:36,471 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:36,471 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 23:23:36,536 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 23:23:36,637 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 23:23:36,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:36,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:37,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484511 states to 3185 states and 484511 transitions. [2021-11-13 23:23:37,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3185 states and 484511 transitions. [2021-11-13 23:23:37,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:37,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:37,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:37,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:37,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:37,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:37,249 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:37,249 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 23:23:37,321 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 23:23:37,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:37,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:37,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485901 states to 3188 states and 485901 transitions. [2021-11-13 23:23:37,908 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 485901 transitions. [2021-11-13 23:23:37,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:37,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:37,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:38,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:38,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:38,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:38,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:38,065 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:38,065 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 23:23:38,274 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 23:23:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:38,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487293 states to 3191 states and 487293 transitions. [2021-11-13 23:23:38,760 INFO L276 IsEmpty]: Start isEmpty. Operand 3191 states and 487293 transitions. [2021-11-13 23:23:38,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:38,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:38,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:38,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:38,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:38,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:38,883 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:38,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:38,955 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 23:23:39,072 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 23:23:39,076 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 23:23:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488687 states to 3194 states and 488687 transitions. [2021-11-13 23:23:39,530 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 488687 transitions. [2021-11-13 23:23:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:39,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:39,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:39,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:39,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:39,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:39,656 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:39,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:39,733 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 23:23:39,876 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 [2021-11-13 23:23:39,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:40,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490083 states to 3197 states and 490083 transitions. [2021-11-13 23:23:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3197 states and 490083 transitions. [2021-11-13 23:23:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:40,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:40,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:40,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:40,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:40,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:40,461 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:40,461 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 23:23:40,620 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 23:23:40,623 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 23:23:40,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491481 states to 3200 states and 491481 transitions. [2021-11-13 23:23:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 491481 transitions. [2021-11-13 23:23:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:41,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:41,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:41,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:41,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:41,177 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 23:23:41,213 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:41,213 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 23:23:41,382 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 23:23:41,385 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 23:23:41,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492881 states to 3203 states and 492881 transitions. [2021-11-13 23:23:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3203 states and 492881 transitions. [2021-11-13 23:23:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:41,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:41,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:41,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:41,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:41,978 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 23:23:41,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:23:41,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:42,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:42,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494283 states to 3206 states and 494283 transitions. [2021-11-13 23:23:42,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3206 states and 494283 transitions. [2021-11-13 23:23:42,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:42,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:42,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:42,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:42,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:42,580 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:42,581 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 23:23:42,646 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 23:23:42,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:42,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:43,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:43,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495687 states to 3209 states and 495687 transitions. [2021-11-13 23:23:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3209 states and 495687 transitions. [2021-11-13 23:23:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:43,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:43,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:43,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:43,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:43,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:43,357 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:43,358 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 23:23:43,462 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 23:23:43,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:44,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497093 states to 3212 states and 497093 transitions. [2021-11-13 23:23:44,051 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 497093 transitions. [2021-11-13 23:23:44,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:44,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:44,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:44,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:44,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:44,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:44,142 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 [2021-11-13 23:23:44,180 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:44,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:44,379 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 23:23:44,382 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 23:23:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:44,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498501 states to 3215 states and 498501 transitions. [2021-11-13 23:23:44,915 INFO L276 IsEmpty]: Start isEmpty. Operand 3215 states and 498501 transitions. [2021-11-13 23:23:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:44,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:44,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:44,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:44,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:44,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:45,031 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:45,031 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 23:23:45,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:45,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:45,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:45,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499911 states to 3218 states and 499911 transitions. [2021-11-13 23:23:45,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 499911 transitions. [2021-11-13 23:23:45,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:45,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:45,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:45,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:45,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:45,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:45,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:45,770 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 20 treesize of output 12 [2021-11-13 23:23:45,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:46,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501323 states to 3221 states and 501323 transitions. [2021-11-13 23:23:46,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3221 states and 501323 transitions. [2021-11-13 23:23:46,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:46,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:46,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:46,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:46,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:46,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:46,381 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:46,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:46,447 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 23:23:46,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:46,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:46,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:47,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502737 states to 3224 states and 502737 transitions. [2021-11-13 23:23:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 502737 transitions. [2021-11-13 23:23:47,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:47,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:47,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:47,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:47,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:47,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:47,174 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:47,174 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 [2021-11-13 23:23:47,354 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 50 treesize of output 42 [2021-11-13 23:23:47,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:47,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504153 states to 3227 states and 504153 transitions. [2021-11-13 23:23:47,841 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 504153 transitions. [2021-11-13 23:23:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:47,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:47,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:47,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:47,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:47,968 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:47,968 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 23:23:48,049 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 23:23:48,167 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 50 treesize of output 42 [2021-11-13 23:23:48,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:48,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:48,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505571 states to 3230 states and 505571 transitions. [2021-11-13 23:23:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3230 states and 505571 transitions. [2021-11-13 23:23:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:48,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:48,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:48,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:48,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:48,745 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 [2021-11-13 23:23:48,782 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:48,782 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 23:23:48,978 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 23:23:48,982 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 23:23:49,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:49,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506991 states to 3233 states and 506991 transitions. [2021-11-13 23:23:49,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 506991 transitions. [2021-11-13 23:23:49,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:49,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:49,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:49,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:49,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:49,623 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 23:23:49,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:23:49,641 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 23:23:49,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:50,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508413 states to 3236 states and 508413 transitions. [2021-11-13 23:23:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 508413 transitions. [2021-11-13 23:23:50,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:50,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:50,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:50,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:50,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:50,250 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:50,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:50,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:50,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:50,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:50,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509837 states to 3239 states and 509837 transitions. [2021-11-13 23:23:50,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 509837 transitions. [2021-11-13 23:23:50,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:50,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:50,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:50,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:50,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:50,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:51,028 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:51,028 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 23:23:51,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:51,204 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 23:23:51,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:51,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:51,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511263 states to 3242 states and 511263 transitions. [2021-11-13 23:23:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3242 states and 511263 transitions. [2021-11-13 23:23:51,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:51,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:51,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:51,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:51,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:51,863 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:51,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:51,928 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 23:23:52,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:52,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:52,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:52,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512691 states to 3245 states and 512691 transitions. [2021-11-13 23:23:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 512691 transitions. [2021-11-13 23:23:52,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:52,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:52,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:52,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:52,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:52,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:52,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:52,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:23:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:52,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:53,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514121 states to 3248 states and 514121 transitions. [2021-11-13 23:23:53,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3248 states and 514121 transitions. [2021-11-13 23:23:53,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:53,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:53,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:53,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:53,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:53,309 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:53,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:53,385 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 23:23:53,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:53,507 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 23:23:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:54,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515553 states to 3251 states and 515553 transitions. [2021-11-13 23:23:54,003 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 515553 transitions. [2021-11-13 23:23:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:54,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:54,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:54,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:54,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:54,117 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 23:23:54,133 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 23:23:54,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516987 states to 3254 states and 516987 transitions. [2021-11-13 23:23:54,624 INFO L276 IsEmpty]: Start isEmpty. Operand 3254 states and 516987 transitions. [2021-11-13 23:23:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:54,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:54,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:54,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:54,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:54,750 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:54,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:54,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:54,905 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 23:23:54,908 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 23:23:55,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:55,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518423 states to 3257 states and 518423 transitions. [2021-11-13 23:23:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 518423 transitions. [2021-11-13 23:23:55,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:55,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:55,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:55,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:55,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:55,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:55,523 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:55,523 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 23:23:55,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:55,692 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 23:23:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519861 states to 3260 states and 519861 transitions. [2021-11-13 23:23:56,178 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 519861 transitions. [2021-11-13 23:23:56,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:56,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:56,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:56,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:56,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:56,313 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:56,314 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 23:23:56,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:23:56,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:56,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:56,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521301 states to 3263 states and 521301 transitions. [2021-11-13 23:23:56,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3263 states and 521301 transitions. [2021-11-13 23:23:57,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:57,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:57,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:57,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:57,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:57,120 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:57,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:57,189 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 23:23:57,298 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 23:23:57,301 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 23:23:57,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:57,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522743 states to 3266 states and 522743 transitions. [2021-11-13 23:23:57,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 522743 transitions. [2021-11-13 23:23:57,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:57,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:57,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:57,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:57,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:57,886 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 23:23:57,923 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:23:57,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:23:58,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:23:58,121 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 23:23:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:58,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524187 states to 3269 states and 524187 transitions. [2021-11-13 23:23:58,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 524187 transitions. [2021-11-13 23:23:58,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:58,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:58,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:58,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:58,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:58,704 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 23:23:58,721 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 23:23:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:59,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:59,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525633 states to 3272 states and 525633 transitions. [2021-11-13 23:23:59,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 525633 transitions. [2021-11-13 23:23:59,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:59,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:59,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:59,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:23:59,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:59,362 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 23:23:59,376 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 20 treesize of output 12 [2021-11-13 23:23:59,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:59,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:59,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527081 states to 3275 states and 527081 transitions. [2021-11-13 23:23:59,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3275 states and 527081 transitions. [2021-11-13 23:23:59,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:23:59,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:59,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:59,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:23:59,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:23:59,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:00,007 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:00,008 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 23:24:00,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:00,167 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 23:24:00,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528531 states to 3278 states and 528531 transitions. [2021-11-13 23:24:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 528531 transitions. [2021-11-13 23:24:00,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:00,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:00,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:00,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:00,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:00,800 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:00,801 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 23:24:00,865 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 23:24:00,971 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 [2021-11-13 23:24:00,975 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 23:24:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529983 states to 3281 states and 529983 transitions. [2021-11-13 23:24:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 3281 states and 529983 transitions. [2021-11-13 23:24:01,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:01,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:01,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:01,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:01,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:01,565 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 23:24:01,602 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:01,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:01,778 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 23:24:01,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:02,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:02,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531437 states to 3284 states and 531437 transitions. [2021-11-13 23:24:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 531437 transitions. [2021-11-13 23:24:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:02,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:02,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:02,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:02,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:02,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:02,395 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 20 treesize of output 12 [2021-11-13 23:24:02,397 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 23:24:02,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532893 states to 3287 states and 532893 transitions. [2021-11-13 23:24:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3287 states and 532893 transitions. [2021-11-13 23:24:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:02,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:02,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:02,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:02,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:02,994 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 23:24:03,032 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:03,032 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 23:24:03,218 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 23:24:03,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:03,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534351 states to 3290 states and 534351 transitions. [2021-11-13 23:24:03,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 534351 transitions. [2021-11-13 23:24:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:03,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:03,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:03,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:03,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:03,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:03,920 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 23:24:03,922 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 23:24:04,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535811 states to 3293 states and 535811 transitions. [2021-11-13 23:24:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3293 states and 535811 transitions. [2021-11-13 23:24:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:04,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:04,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:04,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:04,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:04,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:04,550 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:04,550 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 23:24:04,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:04,703 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 50 treesize of output 42 [2021-11-13 23:24:04,706 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 23:24:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:05,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537273 states to 3296 states and 537273 transitions. [2021-11-13 23:24:05,210 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 537273 transitions. [2021-11-13 23:24:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:05,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:05,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:05,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:05,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:05,344 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:05,344 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 23:24:05,410 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 23:24:05,515 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 23:24:05,518 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 23:24:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:06,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538737 states to 3299 states and 538737 transitions. [2021-11-13 23:24:06,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3299 states and 538737 transitions. [2021-11-13 23:24:06,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:06,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:06,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:06,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:06,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:06,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:06,167 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:06,168 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 23:24:06,232 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 23:24:06,336 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 23:24:06,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540203 states to 3302 states and 540203 transitions. [2021-11-13 23:24:06,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 540203 transitions. [2021-11-13 23:24:06,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:06,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:06,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:06,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:06,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:06,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:06,942 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 23:24:06,979 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:06,979 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 23:24:07,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:07,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:07,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541671 states to 3305 states and 541671 transitions. [2021-11-13 23:24:07,673 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 541671 transitions. [2021-11-13 23:24:07,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:07,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:07,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:07,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:07,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:07,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:07,769 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 23:24:07,785 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 23:24:07,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:08,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:08,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543141 states to 3308 states and 543141 transitions. [2021-11-13 23:24:08,371 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 543141 transitions. [2021-11-13 23:24:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:08,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:08,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:08,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:08,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:08,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:08,494 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:08,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:08,651 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 23:24:08,655 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 23:24:08,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:09,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544613 states to 3311 states and 544613 transitions. [2021-11-13 23:24:09,200 INFO L276 IsEmpty]: Start isEmpty. Operand 3311 states and 544613 transitions. [2021-11-13 23:24:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:09,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:09,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:09,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:09,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:09,336 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:09,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:09,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:09,499 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 23:24:09,502 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 23:24:09,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:10,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546087 states to 3314 states and 546087 transitions. [2021-11-13 23:24:10,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3314 states and 546087 transitions. [2021-11-13 23:24:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:10,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:10,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:10,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:10,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:10,111 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 23:24:10,148 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:10,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:10,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:10,340 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 23:24:10,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:10,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547563 states to 3317 states and 547563 transitions. [2021-11-13 23:24:10,855 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 547563 transitions. [2021-11-13 23:24:10,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:10,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:10,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:10,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:10,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:10,988 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:10,988 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 23:24:11,056 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 23:24:11,165 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 23:24:11,169 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 23:24:11,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:11,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549041 states to 3320 states and 549041 transitions. [2021-11-13 23:24:11,704 INFO L276 IsEmpty]: Start isEmpty. Operand 3320 states and 549041 transitions. [2021-11-13 23:24:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:11,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:11,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:11,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:11,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:11,818 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 23:24:11,859 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:11,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:12,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:12,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:12,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550521 states to 3323 states and 550521 transitions. [2021-11-13 23:24:12,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 550521 transitions. [2021-11-13 23:24:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:12,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:12,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:12,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:12,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:12,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:12,744 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:12,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:12,830 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 23:24:12,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:13,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552003 states to 3326 states and 552003 transitions. [2021-11-13 23:24:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 3326 states and 552003 transitions. [2021-11-13 23:24:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:13,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:13,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:13,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:13,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:13,623 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 23:24:13,660 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:13,660 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 [2021-11-13 23:24:13,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:13,821 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 23:24:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:14,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553487 states to 3329 states and 553487 transitions. [2021-11-13 23:24:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 553487 transitions. [2021-11-13 23:24:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:14,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:14,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:14,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:14,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:14,470 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:14,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:14,532 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 23:24:14,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:14,633 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 23:24:14,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:15,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554973 states to 3332 states and 554973 transitions. [2021-11-13 23:24:15,153 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 554973 transitions. [2021-11-13 23:24:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:15,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:15,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:15,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:15,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:15,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:15,251 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 23:24:15,288 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:15,288 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 23:24:15,461 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 23:24:15,465 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 23:24:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:15,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556461 states to 3335 states and 556461 transitions. [2021-11-13 23:24:15,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 556461 transitions. [2021-11-13 23:24:16,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:16,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:16,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:16,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:16,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:16,120 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:16,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:16,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:16,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:16,300 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 23:24:16,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:16,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557951 states to 3338 states and 557951 transitions. [2021-11-13 23:24:16,821 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 557951 transitions. [2021-11-13 23:24:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:16,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:16,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:16,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:16,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:16,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:16,938 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 20 treesize of output 12 [2021-11-13 23:24:16,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:17,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559443 states to 3341 states and 559443 transitions. [2021-11-13 23:24:17,466 INFO L276 IsEmpty]: Start isEmpty. Operand 3341 states and 559443 transitions. [2021-11-13 23:24:17,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:17,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:17,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:17,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:17,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:17,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:17,602 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:17,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:17,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:17,800 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 23:24:18,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560937 states to 3344 states and 560937 transitions. [2021-11-13 23:24:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 560937 transitions. [2021-11-13 23:24:18,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:18,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:18,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:18,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:18,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:18,478 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:18,478 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 23:24:18,539 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 23:24:18,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:18,639 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 23:24:18,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:19,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562433 states to 3347 states and 562433 transitions. [2021-11-13 23:24:19,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3347 states and 562433 transitions. [2021-11-13 23:24:19,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:19,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:19,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:19,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:19,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:19,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:19,284 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 23:24:19,286 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 23:24:19,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563931 states to 3350 states and 563931 transitions. [2021-11-13 23:24:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 563931 transitions. [2021-11-13 23:24:19,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:19,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:19,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:19,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:19,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:19,928 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 23:24:19,943 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 23:24:19,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565431 states to 3353 states and 565431 transitions. [2021-11-13 23:24:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 3353 states and 565431 transitions. [2021-11-13 23:24:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:20,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:20,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:20,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:20,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:20,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:20,614 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:20,614 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 23:24:20,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:20,787 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 23:24:21,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:21,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566933 states to 3356 states and 566933 transitions. [2021-11-13 23:24:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3356 states and 566933 transitions. [2021-11-13 23:24:21,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:21,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:21,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:21,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:21,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:21,429 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 23:24:21,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:24:21,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568437 states to 3359 states and 568437 transitions. [2021-11-13 23:24:21,997 INFO L276 IsEmpty]: Start isEmpty. Operand 3359 states and 568437 transitions. [2021-11-13 23:24:22,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:22,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:22,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:22,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:22,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:22,096 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 23:24:22,133 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:22,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:22,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:22,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:22,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569943 states to 3362 states and 569943 transitions. [2021-11-13 23:24:22,897 INFO L276 IsEmpty]: Start isEmpty. Operand 3362 states and 569943 transitions. [2021-11-13 23:24:22,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:22,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:22,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:22,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:22,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:22,996 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 23:24:23,013 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 20 treesize of output 12 [2021-11-13 23:24:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:23,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:23,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571451 states to 3365 states and 571451 transitions. [2021-11-13 23:24:23,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 571451 transitions. [2021-11-13 23:24:23,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:23,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:23,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:23,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:23,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:23,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:23,697 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:23,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:23,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:24,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572961 states to 3368 states and 572961 transitions. [2021-11-13 23:24:24,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 572961 transitions. [2021-11-13 23:24:24,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:24,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:24,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:24,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:24,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:24,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:24,496 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 23:24:24,510 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 20 treesize of output 12 [2021-11-13 23:24:24,512 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 23:24:24,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:25,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574473 states to 3371 states and 574473 transitions. [2021-11-13 23:24:25,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3371 states and 574473 transitions. [2021-11-13 23:24:25,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:25,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:25,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:25,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:25,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:25,193 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:25,193 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 23:24:25,255 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 23:24:25,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:25,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:25,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575987 states to 3374 states and 575987 transitions. [2021-11-13 23:24:25,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3374 states and 575987 transitions. [2021-11-13 23:24:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:25,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:25,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:25,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:25,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:25,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:25,998 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 23:24:26,014 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 23:24:26,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577503 states to 3377 states and 577503 transitions. [2021-11-13 23:24:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3377 states and 577503 transitions. [2021-11-13 23:24:26,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:26,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:26,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:26,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:26,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:26,698 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:26,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:26,763 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 23:24:26,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:26,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:27,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:27,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579021 states to 3380 states and 579021 transitions. [2021-11-13 23:24:27,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 579021 transitions. [2021-11-13 23:24:27,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:27,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:27,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:27,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:27,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:27,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:27,608 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:27,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:27,765 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 23:24:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:28,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580541 states to 3383 states and 580541 transitions. [2021-11-13 23:24:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3383 states and 580541 transitions. [2021-11-13 23:24:28,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:28,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:28,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:28,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:28,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:28,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:28,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:24:28,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:28,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:29,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582063 states to 3386 states and 582063 transitions. [2021-11-13 23:24:29,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3386 states and 582063 transitions. [2021-11-13 23:24:29,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:29,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:29,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:29,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:29,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:29,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:29,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:29,147 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:29,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:29,323 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 23:24:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:29,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583587 states to 3389 states and 583587 transitions. [2021-11-13 23:24:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 3389 states and 583587 transitions. [2021-11-13 23:24:29,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:29,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:29,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:29,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:29,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:29,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:30,029 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:30,029 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 23:24:30,095 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 23:24:30,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:30,201 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 23:24:30,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:30,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585113 states to 3392 states and 585113 transitions. [2021-11-13 23:24:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3392 states and 585113 transitions. [2021-11-13 23:24:30,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:30,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:30,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:30,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:30,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:30,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:30,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:24:30,876 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 23:24:31,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:31,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586641 states to 3395 states and 586641 transitions. [2021-11-13 23:24:31,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3395 states and 586641 transitions. [2021-11-13 23:24:31,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:31,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:31,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:31,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:31,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:31,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:31,608 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:31,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:31,797 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 23:24:31,800 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 23:24:32,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588171 states to 3398 states and 588171 transitions. [2021-11-13 23:24:32,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3398 states and 588171 transitions. [2021-11-13 23:24:32,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:32,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:32,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:32,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:32,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:32,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:32,518 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:32,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:32,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:32,668 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 23:24:32,671 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 23:24:33,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:33,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589703 states to 3401 states and 589703 transitions. [2021-11-13 23:24:33,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 589703 transitions. [2021-11-13 23:24:33,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:33,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:33,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:33,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:33,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:33,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:33,376 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:33,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:33,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:33,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:33,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:34,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591237 states to 3404 states and 591237 transitions. [2021-11-13 23:24:34,109 INFO L276 IsEmpty]: Start isEmpty. Operand 3404 states and 591237 transitions. [2021-11-13 23:24:34,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:34,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:34,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:34,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:34,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:34,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:34,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:34,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:24:34,233 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 23:24:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592773 states to 3407 states and 592773 transitions. [2021-11-13 23:24:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3407 states and 592773 transitions. [2021-11-13 23:24:34,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:34,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:34,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:34,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:34,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:34,968 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:34,968 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 23:24:35,031 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 23:24:35,132 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 23:24:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:35,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:35,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594311 states to 3410 states and 594311 transitions. [2021-11-13 23:24:35,744 INFO L276 IsEmpty]: Start isEmpty. Operand 3410 states and 594311 transitions. [2021-11-13 23:24:35,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:35,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:35,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:35,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:35,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:35,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:35,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:35,927 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:35,927 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 23:24:36,139 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 [2021-11-13 23:24:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:36,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595851 states to 3413 states and 595851 transitions. [2021-11-13 23:24:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 595851 transitions. [2021-11-13 23:24:36,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:36,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:36,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:36,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:36,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:36,967 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 23:24:37,017 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:37,017 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 23:24:37,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:37,244 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 23:24:37,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:38,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597393 states to 3416 states and 597393 transitions. [2021-11-13 23:24:38,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3416 states and 597393 transitions. [2021-11-13 23:24:38,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:38,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:38,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:38,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:38,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:38,191 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:38,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:38,253 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 [2021-11-13 23:24:38,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:38,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598937 states to 3419 states and 598937 transitions. [2021-11-13 23:24:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 3419 states and 598937 transitions. [2021-11-13 23:24:39,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:39,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:39,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:39,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:39,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:39,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:39,137 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:39,137 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 23:24:39,204 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 23:24:39,302 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 23:24:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:39,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:39,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600483 states to 3422 states and 600483 transitions. [2021-11-13 23:24:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 600483 transitions. [2021-11-13 23:24:40,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:40,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:40,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:40,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:40,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:40,062 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 23:24:40,098 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:40,098 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 23:24:40,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:40,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602031 states to 3425 states and 602031 transitions. [2021-11-13 23:24:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3425 states and 602031 transitions. [2021-11-13 23:24:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:40,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:40,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:41,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:41,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:41,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:41,056 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 20 treesize of output 12 [2021-11-13 23:24:41,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:41,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:41,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603581 states to 3428 states and 603581 transitions. [2021-11-13 23:24:41,774 INFO L276 IsEmpty]: Start isEmpty. Operand 3428 states and 603581 transitions. [2021-11-13 23:24:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:41,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:41,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:41,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:41,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:41,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:41,868 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 23:24:41,904 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:41,904 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 23:24:42,059 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 23:24:42,062 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 23:24:42,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605133 states to 3431 states and 605133 transitions. [2021-11-13 23:24:42,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3431 states and 605133 transitions. [2021-11-13 23:24:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:42,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:42,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:42,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:42,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:42,852 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:42,852 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 23:24:42,913 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 23:24:43,011 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 [2021-11-13 23:24:43,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:43,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:43,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606687 states to 3434 states and 606687 transitions. [2021-11-13 23:24:43,664 INFO L276 IsEmpty]: Start isEmpty. Operand 3434 states and 606687 transitions. [2021-11-13 23:24:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:43,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:43,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:43,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:43,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:43,777 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 23:24:43,793 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 20 treesize of output 12 [2021-11-13 23:24:43,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:44,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608243 states to 3437 states and 608243 transitions. [2021-11-13 23:24:44,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3437 states and 608243 transitions. [2021-11-13 23:24:44,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:44,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:44,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:44,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:44,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:44,589 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:44,589 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 23:24:44,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:44,754 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 23:24:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:45,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609801 states to 3440 states and 609801 transitions. [2021-11-13 23:24:45,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 609801 transitions. [2021-11-13 23:24:45,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:45,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:45,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:45,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:45,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:45,507 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 23:24:45,523 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 20 treesize of output 12 [2021-11-13 23:24:45,525 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 23:24:45,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:46,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611361 states to 3443 states and 611361 transitions. [2021-11-13 23:24:46,239 INFO L276 IsEmpty]: Start isEmpty. Operand 3443 states and 611361 transitions. [2021-11-13 23:24:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:46,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:46,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:46,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:46,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:46,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:46,364 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:46,365 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 23:24:46,519 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 50 treesize of output 42 [2021-11-13 23:24:46,522 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 23:24:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:47,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612923 states to 3446 states and 612923 transitions. [2021-11-13 23:24:47,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3446 states and 612923 transitions. [2021-11-13 23:24:47,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:47,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:47,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:47,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:47,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:47,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:47,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:24:47,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:47,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:48,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614487 states to 3449 states and 614487 transitions. [2021-11-13 23:24:48,165 INFO L276 IsEmpty]: Start isEmpty. Operand 3449 states and 614487 transitions. [2021-11-13 23:24:48,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:48,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:48,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:48,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:48,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:48,308 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:48,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:48,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:48,470 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 50 treesize of output 42 [2021-11-13 23:24:48,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:48,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:49,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616053 states to 3452 states and 616053 transitions. [2021-11-13 23:24:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 616053 transitions. [2021-11-13 23:24:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:49,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:49,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:49,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:49,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:49,239 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 23:24:49,276 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:49,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:49,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:49,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617621 states to 3455 states and 617621 transitions. [2021-11-13 23:24:50,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 617621 transitions. [2021-11-13 23:24:50,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:50,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:50,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:50,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:50,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:50,275 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:50,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:50,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:50,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:50,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:51,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619191 states to 3458 states and 619191 transitions. [2021-11-13 23:24:51,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 619191 transitions. [2021-11-13 23:24:51,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:51,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:51,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:51,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:51,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:51,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:51,300 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 20 treesize of output 12 [2021-11-13 23:24:51,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:51,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:51,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620763 states to 3461 states and 620763 transitions. [2021-11-13 23:24:51,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 620763 transitions. [2021-11-13 23:24:52,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:52,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:52,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:52,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:52,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:52,078 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 [2021-11-13 23:24:52,094 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 23:24:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:52,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:52,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622337 states to 3464 states and 622337 transitions. [2021-11-13 23:24:52,764 INFO L276 IsEmpty]: Start isEmpty. Operand 3464 states and 622337 transitions. [2021-11-13 23:24:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:52,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:52,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:52,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:52,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:52,873 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 23:24:52,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:24:52,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:53,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:53,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623913 states to 3467 states and 623913 transitions. [2021-11-13 23:24:53,553 INFO L276 IsEmpty]: Start isEmpty. Operand 3467 states and 623913 transitions. [2021-11-13 23:24:53,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:53,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:53,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:53,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:53,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:53,664 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 23:24:53,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:24:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:54,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625491 states to 3470 states and 625491 transitions. [2021-11-13 23:24:54,342 INFO L276 IsEmpty]: Start isEmpty. Operand 3470 states and 625491 transitions. [2021-11-13 23:24:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:54,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:54,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:54,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:54,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:54,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:54,493 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:54,493 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 23:24:54,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:55,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:55,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627071 states to 3473 states and 627071 transitions. [2021-11-13 23:24:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 3473 states and 627071 transitions. [2021-11-13 23:24:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:55,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:55,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:55,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:55,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:55,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:55,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:55,577 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:55,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:55,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:55,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628653 states to 3476 states and 628653 transitions. [2021-11-13 23:24:56,410 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 628653 transitions. [2021-11-13 23:24:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:56,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:56,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:56,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:56,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:56,523 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 23:24:56,559 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:56,559 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 23:24:56,721 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 50 treesize of output 42 [2021-11-13 23:24:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:57,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630237 states to 3479 states and 630237 transitions. [2021-11-13 23:24:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 630237 transitions. [2021-11-13 23:24:57,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:57,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:57,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:57,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:57,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:57,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:57,556 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:57,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:57,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:24:57,767 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 23:24:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:58,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631823 states to 3482 states and 631823 transitions. [2021-11-13 23:24:58,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3482 states and 631823 transitions. [2021-11-13 23:24:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:58,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:58,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:58,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:58,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:24:58,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:58,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:58,602 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:24:58,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:24:58,785 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 23:24:58,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:59,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:59,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633411 states to 3485 states and 633411 transitions. [2021-11-13 23:24:59,469 INFO L276 IsEmpty]: Start isEmpty. Operand 3485 states and 633411 transitions. [2021-11-13 23:24:59,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:24:59,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:59,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:59,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:59,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:24:59,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:24:59,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:24:59,599 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 20 treesize of output 12 [2021-11-13 23:24:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:59,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635001 states to 3488 states and 635001 transitions. [2021-11-13 23:25:00,371 INFO L276 IsEmpty]: Start isEmpty. Operand 3488 states and 635001 transitions. [2021-11-13 23:25:00,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:00,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:00,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:00,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:00,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:00,489 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 23:25:00,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:00,509 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 23:25:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:01,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636593 states to 3491 states and 636593 transitions. [2021-11-13 23:25:01,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3491 states and 636593 transitions. [2021-11-13 23:25:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:01,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:01,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:01,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:01,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:01,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:01,419 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:01,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:01,585 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 [2021-11-13 23:25:01,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:02,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:02,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638187 states to 3494 states and 638187 transitions. [2021-11-13 23:25:02,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3494 states and 638187 transitions. [2021-11-13 23:25:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:02,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:02,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:02,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:02,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:02,442 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:02,442 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 [2021-11-13 23:25:02,504 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 23:25:02,600 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 23:25:02,604 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 23:25:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:03,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639783 states to 3497 states and 639783 transitions. [2021-11-13 23:25:03,289 INFO L276 IsEmpty]: Start isEmpty. Operand 3497 states and 639783 transitions. [2021-11-13 23:25:03,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:03,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:03,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:03,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:03,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:03,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:03,440 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:03,440 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 23:25:03,610 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 50 treesize of output 42 [2021-11-13 23:25:03,613 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 23:25:04,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:04,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641381 states to 3500 states and 641381 transitions. [2021-11-13 23:25:04,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3500 states and 641381 transitions. [2021-11-13 23:25:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:04,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:04,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:04,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:04,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:04,447 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:04,447 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 23:25:04,512 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 [2021-11-13 23:25:04,618 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 50 treesize of output 42 [2021-11-13 23:25:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:05,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642981 states to 3503 states and 642981 transitions. [2021-11-13 23:25:05,329 INFO L276 IsEmpty]: Start isEmpty. Operand 3503 states and 642981 transitions. [2021-11-13 23:25:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:05,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:05,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:05,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:05,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:05,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:05,446 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 23:25:05,461 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 20 treesize of output 12 [2021-11-13 23:25:05,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:05,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644583 states to 3506 states and 644583 transitions. [2021-11-13 23:25:06,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3506 states and 644583 transitions. [2021-11-13 23:25:06,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:06,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:06,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:06,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:06,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:06,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:06,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:06,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:06,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:06,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:07,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646187 states to 3509 states and 646187 transitions. [2021-11-13 23:25:07,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3509 states and 646187 transitions. [2021-11-13 23:25:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:07,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:07,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:07,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:07,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:07,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:07,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:07,147 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 23:25:07,149 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 23:25:07,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:07,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647793 states to 3512 states and 647793 transitions. [2021-11-13 23:25:07,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3512 states and 647793 transitions. [2021-11-13 23:25:07,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:07,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:07,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:07,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:07,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:07,976 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 23:25:08,016 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:08,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:08,183 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 23:25:08,187 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 23:25:08,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:08,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649401 states to 3515 states and 649401 transitions. [2021-11-13 23:25:08,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3515 states and 649401 transitions. [2021-11-13 23:25:08,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:08,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:08,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:08,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:08,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:09,000 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 23:25:09,015 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 20 treesize of output 12 [2021-11-13 23:25:09,017 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 23:25:09,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:09,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651011 states to 3518 states and 651011 transitions. [2021-11-13 23:25:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 3518 states and 651011 transitions. [2021-11-13 23:25:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:09,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:09,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:09,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:09,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:09,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:09,842 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 [2021-11-13 23:25:09,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:09,859 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 23:25:10,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:10,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652623 states to 3521 states and 652623 transitions. [2021-11-13 23:25:10,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3521 states and 652623 transitions. [2021-11-13 23:25:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:10,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:10,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:10,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:10,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:10,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:10,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:10,696 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 23:25:10,698 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 23:25:11,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654237 states to 3524 states and 654237 transitions. [2021-11-13 23:25:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 654237 transitions. [2021-11-13 23:25:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:11,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:11,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:11,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:11,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:11,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:11,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:11,627 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 23:25:12,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655853 states to 3527 states and 655853 transitions. [2021-11-13 23:25:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3527 states and 655853 transitions. [2021-11-13 23:25:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:12,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:12,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:12,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:12,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:12,445 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 23:25:12,460 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 23:25:12,462 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 23:25:12,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:13,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657471 states to 3530 states and 657471 transitions. [2021-11-13 23:25:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3530 states and 657471 transitions. [2021-11-13 23:25:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:13,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:13,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:13,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:13,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:13,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:13,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:13,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:13,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:14,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659091 states to 3533 states and 659091 transitions. [2021-11-13 23:25:14,021 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 659091 transitions. [2021-11-13 23:25:14,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:14,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:14,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:14,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:14,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:14,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:14,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:14,153 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 20 treesize of output 12 [2021-11-13 23:25:14,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:14,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660713 states to 3536 states and 660713 transitions. [2021-11-13 23:25:14,880 INFO L276 IsEmpty]: Start isEmpty. Operand 3536 states and 660713 transitions. [2021-11-13 23:25:14,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:14,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:14,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:15,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:15,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:15,009 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 23:25:15,030 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 20 treesize of output 12 [2021-11-13 23:25:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:15,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662337 states to 3539 states and 662337 transitions. [2021-11-13 23:25:15,830 INFO L276 IsEmpty]: Start isEmpty. Operand 3539 states and 662337 transitions. [2021-11-13 23:25:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:15,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:15,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:15,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:15,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:15,955 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 23:25:15,978 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 20 treesize of output 12 [2021-11-13 23:25:15,981 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 23:25:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663963 states to 3542 states and 663963 transitions. [2021-11-13 23:25:16,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 663963 transitions. [2021-11-13 23:25:16,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:16,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:16,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:16,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:16,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:16,817 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 [2021-11-13 23:25:16,853 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:16,854 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 23:25:17,017 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 23:25:17,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:17,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665591 states to 3545 states and 665591 transitions. [2021-11-13 23:25:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 3545 states and 665591 transitions. [2021-11-13 23:25:17,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:17,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:17,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:17,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:17,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:17,849 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 [2021-11-13 23:25:17,885 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:17,885 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 [2021-11-13 23:25:18,038 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 [2021-11-13 23:25:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:18,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667221 states to 3548 states and 667221 transitions. [2021-11-13 23:25:18,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3548 states and 667221 transitions. [2021-11-13 23:25:18,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:18,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:18,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:18,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:18,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:18,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:18,874 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 23:25:18,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:18,891 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 23:25:19,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:19,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668853 states to 3551 states and 668853 transitions. [2021-11-13 23:25:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3551 states and 668853 transitions. [2021-11-13 23:25:19,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:19,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:19,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:19,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:19,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:19,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:19,760 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:19,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:19,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:20,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670487 states to 3554 states and 670487 transitions. [2021-11-13 23:25:20,641 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 670487 transitions. [2021-11-13 23:25:20,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:20,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:20,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:20,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:20,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:20,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:20,758 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 [2021-11-13 23:25:20,794 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:20,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:20,968 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 23:25:20,971 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 23:25:21,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:21,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672123 states to 3557 states and 672123 transitions. [2021-11-13 23:25:21,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3557 states and 672123 transitions. [2021-11-13 23:25:21,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:21,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:21,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:21,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:21,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:21,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:21,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:21,855 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 23:25:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:22,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673761 states to 3560 states and 673761 transitions. [2021-11-13 23:25:22,582 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 673761 transitions. [2021-11-13 23:25:22,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:22,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:22,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:22,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:22,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:22,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:22,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:22,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:22,723 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 23:25:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:23,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675401 states to 3563 states and 675401 transitions. [2021-11-13 23:25:23,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3563 states and 675401 transitions. [2021-11-13 23:25:23,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:23,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:23,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:23,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:23,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:23,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:23,599 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 20 treesize of output 12 [2021-11-13 23:25:23,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:24,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677043 states to 3566 states and 677043 transitions. [2021-11-13 23:25:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 677043 transitions. [2021-11-13 23:25:24,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:24,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:24,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:24,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:24,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:24,502 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:24,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:24,561 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 23:25:24,652 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 50 treesize of output 42 [2021-11-13 23:25:24,655 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 23:25:25,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678687 states to 3569 states and 678687 transitions. [2021-11-13 23:25:25,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3569 states and 678687 transitions. [2021-11-13 23:25:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:25,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:25,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:25,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:25,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:25,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:25,542 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:25,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:25,603 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 23:25:25,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:25,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:26,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:26,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680333 states to 3572 states and 680333 transitions. [2021-11-13 23:25:26,435 INFO L276 IsEmpty]: Start isEmpty. Operand 3572 states and 680333 transitions. [2021-11-13 23:25:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:26,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:26,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:26,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:26,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:26,554 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 23:25:26,569 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 [2021-11-13 23:25:26,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:27,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:27,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681981 states to 3575 states and 681981 transitions. [2021-11-13 23:25:27,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3575 states and 681981 transitions. [2021-11-13 23:25:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:27,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:27,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:27,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:27,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:27,437 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 23:25:27,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:27,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:27,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:28,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683631 states to 3578 states and 683631 transitions. [2021-11-13 23:25:28,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 683631 transitions. [2021-11-13 23:25:28,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:28,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:28,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:28,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:28,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:28,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:28,337 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:28,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:28,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:28,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:28,506 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 23:25:28,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:29,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685283 states to 3581 states and 685283 transitions. [2021-11-13 23:25:29,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3581 states and 685283 transitions. [2021-11-13 23:25:29,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:29,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:29,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:29,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:29,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:29,425 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:29,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:29,495 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 23:25:29,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:29,597 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 23:25:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:30,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686937 states to 3584 states and 686937 transitions. [2021-11-13 23:25:30,362 INFO L276 IsEmpty]: Start isEmpty. Operand 3584 states and 686937 transitions. [2021-11-13 23:25:30,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:30,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:30,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:30,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:30,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:30,481 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 [2021-11-13 23:25:30,518 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:30,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:30,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:30,682 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 23:25:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:31,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688593 states to 3587 states and 688593 transitions. [2021-11-13 23:25:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 3587 states and 688593 transitions. [2021-11-13 23:25:31,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:31,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:31,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:31,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:31,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:31,613 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:31,613 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 23:25:31,675 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 23:25:31,775 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 23:25:31,778 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 23:25:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690251 states to 3590 states and 690251 transitions. [2021-11-13 23:25:32,513 INFO L276 IsEmpty]: Start isEmpty. Operand 3590 states and 690251 transitions. [2021-11-13 23:25:32,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:32,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:32,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:32,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:32,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:32,631 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 23:25:32,672 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:32,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:32,848 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 23:25:32,851 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 23:25:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:33,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691911 states to 3593 states and 691911 transitions. [2021-11-13 23:25:33,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3593 states and 691911 transitions. [2021-11-13 23:25:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:33,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:33,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:33,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:33,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:33,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:33,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:33,743 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:33,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:33,931 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 [2021-11-13 23:25:33,935 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 23:25:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:34,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693573 states to 3596 states and 693573 transitions. [2021-11-13 23:25:34,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3596 states and 693573 transitions. [2021-11-13 23:25:34,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:34,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:34,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:34,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:34,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:34,886 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:34,886 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 23:25:34,946 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 23:25:35,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:35,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695237 states to 3599 states and 695237 transitions. [2021-11-13 23:25:35,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 695237 transitions. [2021-11-13 23:25:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:35,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:35,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:35,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:35,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:35,929 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:35,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:35,988 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 23:25:36,082 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 23:25:36,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:36,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696903 states to 3602 states and 696903 transitions. [2021-11-13 23:25:36,826 INFO L276 IsEmpty]: Start isEmpty. Operand 3602 states and 696903 transitions. [2021-11-13 23:25:36,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:36,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:36,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:36,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:36,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:36,977 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:36,978 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 [2021-11-13 23:25:37,042 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 23:25:37,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698571 states to 3605 states and 698571 transitions. [2021-11-13 23:25:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 3605 states and 698571 transitions. [2021-11-13 23:25:37,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:37,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:37,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:38,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:38,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:38,037 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:38,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:38,104 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 23:25:38,206 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 50 treesize of output 42 [2021-11-13 23:25:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:38,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700241 states to 3608 states and 700241 transitions. [2021-11-13 23:25:38,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 700241 transitions. [2021-11-13 23:25:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:39,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:39,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:39,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:39,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:39,094 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 23:25:39,134 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:39,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:39,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:39,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701913 states to 3611 states and 701913 transitions. [2021-11-13 23:25:40,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 701913 transitions. [2021-11-13 23:25:40,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:40,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:40,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:40,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:40,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:40,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:40,323 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 23:25:40,325 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 23:25:40,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:41,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703587 states to 3614 states and 703587 transitions. [2021-11-13 23:25:41,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 703587 transitions. [2021-11-13 23:25:41,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:41,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:41,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:41,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:41,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:41,235 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:41,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:41,293 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 23:25:41,386 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 23:25:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:42,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705263 states to 3617 states and 705263 transitions. [2021-11-13 23:25:42,148 INFO L276 IsEmpty]: Start isEmpty. Operand 3617 states and 705263 transitions. [2021-11-13 23:25:42,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:42,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:42,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:42,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:42,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:42,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:42,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:42,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:42,456 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 23:25:42,459 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 23:25:42,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:43,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706941 states to 3620 states and 706941 transitions. [2021-11-13 23:25:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 3620 states and 706941 transitions. [2021-11-13 23:25:43,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:43,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:43,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:43,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:43,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:43,387 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:43,387 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 23:25:43,451 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 23:25:43,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:43,554 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 23:25:44,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:44,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708621 states to 3623 states and 708621 transitions. [2021-11-13 23:25:44,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 708621 transitions. [2021-11-13 23:25:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:44,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:44,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:44,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:44,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:44,445 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 23:25:44,481 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:44,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:44,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:45,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710303 states to 3626 states and 710303 transitions. [2021-11-13 23:25:45,451 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 710303 transitions. [2021-11-13 23:25:45,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:45,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:45,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:45,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:45,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:45,727 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:45,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:45,785 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 23:25:45,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:46,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711987 states to 3629 states and 711987 transitions. [2021-11-13 23:25:46,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3629 states and 711987 transitions. [2021-11-13 23:25:46,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:46,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:46,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:46,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:46,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:46,810 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:46,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:46,871 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 23:25:46,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:46,968 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 23:25:47,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713673 states to 3632 states and 713673 transitions. [2021-11-13 23:25:47,753 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 713673 transitions. [2021-11-13 23:25:47,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:47,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:47,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:47,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:47,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:47,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:47,910 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:47,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:48,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:48,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:48,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:48,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715361 states to 3635 states and 715361 transitions. [2021-11-13 23:25:48,860 INFO L276 IsEmpty]: Start isEmpty. Operand 3635 states and 715361 transitions. [2021-11-13 23:25:48,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:48,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:48,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:48,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:48,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:49,015 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:49,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:49,082 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 23:25:49,184 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 23:25:49,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717051 states to 3638 states and 717051 transitions. [2021-11-13 23:25:49,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 717051 transitions. [2021-11-13 23:25:50,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:50,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:50,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:50,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:50,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:50,090 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 23:25:50,128 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:50,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:50,308 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 23:25:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:50,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718743 states to 3641 states and 718743 transitions. [2021-11-13 23:25:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3641 states and 718743 transitions. [2021-11-13 23:25:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:51,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:51,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:51,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:51,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:51,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:51,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:51,345 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:51,345 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 23:25:51,498 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 50 treesize of output 42 [2021-11-13 23:25:51,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:51,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:52,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720437 states to 3644 states and 720437 transitions. [2021-11-13 23:25:52,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 720437 transitions. [2021-11-13 23:25:52,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:52,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:52,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:52,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:52,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:52,449 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:52,449 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 23:25:52,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:52,606 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 23:25:52,610 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 23:25:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:53,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722133 states to 3647 states and 722133 transitions. [2021-11-13 23:25:53,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3647 states and 722133 transitions. [2021-11-13 23:25:53,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:53,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:53,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:53,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:53,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:53,551 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 23:25:53,569 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 [2021-11-13 23:25:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:54,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:54,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723831 states to 3650 states and 723831 transitions. [2021-11-13 23:25:54,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3650 states and 723831 transitions. [2021-11-13 23:25:54,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:54,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:54,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:54,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:54,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:54,497 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 23:25:54,531 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:54,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:54,700 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 23:25:54,704 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 23:25:55,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:55,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725531 states to 3653 states and 725531 transitions. [2021-11-13 23:25:55,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3653 states and 725531 transitions. [2021-11-13 23:25:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:55,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:55,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:55,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:55,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:55,629 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 23:25:55,658 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 20 treesize of output 12 [2021-11-13 23:25:55,661 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 23:25:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727233 states to 3656 states and 727233 transitions. [2021-11-13 23:25:56,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 727233 transitions. [2021-11-13 23:25:56,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:56,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:56,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:56,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:56,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:56,646 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 23:25:56,682 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:56,682 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 23:25:56,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:56,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:57,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728937 states to 3659 states and 728937 transitions. [2021-11-13 23:25:57,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 728937 transitions. [2021-11-13 23:25:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:57,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:57,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:57,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:25:57,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:57,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:57,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:25:57,912 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 23:25:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:58,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730643 states to 3662 states and 730643 transitions. [2021-11-13 23:25:58,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 730643 transitions. [2021-11-13 23:25:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:25:58,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:58,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:58,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:25:58,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:25:58,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:25:59,006 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:25:59,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:25:59,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:25:59,173 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 23:25:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732351 states to 3665 states and 732351 transitions. [2021-11-13 23:25:59,967 INFO L276 IsEmpty]: Start isEmpty. Operand 3665 states and 732351 transitions. [2021-11-13 23:26:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:00,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:00,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:00,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:00,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:00,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:00,126 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:00,127 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 23:26:00,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:00,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:00,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734061 states to 3668 states and 734061 transitions. [2021-11-13 23:26:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 734061 transitions. [2021-11-13 23:26:01,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:01,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:01,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:01,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:01,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:01,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:01,259 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:01,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:01,436 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 50 treesize of output 42 [2021-11-13 23:26:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:01,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735773 states to 3671 states and 735773 transitions. [2021-11-13 23:26:02,241 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 735773 transitions. [2021-11-13 23:26:02,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:02,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:02,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:02,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:02,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:02,363 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 23:26:02,399 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:02,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:02,589 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 23:26:02,593 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 23:26:03,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737487 states to 3674 states and 737487 transitions. [2021-11-13 23:26:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3674 states and 737487 transitions. [2021-11-13 23:26:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:03,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:03,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:03,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:03,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:03,554 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:03,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:03,623 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 23:26:03,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:03,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:04,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:04,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739203 states to 3677 states and 739203 transitions. [2021-11-13 23:26:04,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3677 states and 739203 transitions. [2021-11-13 23:26:04,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:04,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:04,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:04,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:04,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:04,720 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 23:26:04,754 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:04,755 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 23:26:04,905 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 23:26:04,908 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 23:26:05,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:05,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740921 states to 3680 states and 740921 transitions. [2021-11-13 23:26:05,709 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 740921 transitions. [2021-11-13 23:26:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:05,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:05,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:05,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:05,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:05,868 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:05,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:05,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:06,024 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 [2021-11-13 23:26:06,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:06,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:06,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742641 states to 3683 states and 742641 transitions. [2021-11-13 23:26:06,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 742641 transitions. [2021-11-13 23:26:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:06,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:06,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:06,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:06,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:06,997 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:06,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:07,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:07,160 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 23:26:07,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:07,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744363 states to 3686 states and 744363 transitions. [2021-11-13 23:26:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 744363 transitions. [2021-11-13 23:26:08,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:08,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:08,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:08,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:08,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:08,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:08,123 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 23:26:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:08,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746087 states to 3689 states and 746087 transitions. [2021-11-13 23:26:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3689 states and 746087 transitions. [2021-11-13 23:26:09,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:09,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:09,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:09,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:09,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:09,107 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:09,107 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 23:26:09,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:09,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:09,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:09,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:10,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747813 states to 3692 states and 747813 transitions. [2021-11-13 23:26:10,085 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 747813 transitions. [2021-11-13 23:26:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:10,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:10,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:10,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:10,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:10,244 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:10,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:10,313 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 23:26:10,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:10,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:10,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:11,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749541 states to 3695 states and 749541 transitions. [2021-11-13 23:26:11,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3695 states and 749541 transitions. [2021-11-13 23:26:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:11,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:11,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:11,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:11,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:11,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:11,453 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:11,454 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 23:26:11,606 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 23:26:11,609 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 23:26:12,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751271 states to 3698 states and 751271 transitions. [2021-11-13 23:26:12,431 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 751271 transitions. [2021-11-13 23:26:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:12,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:12,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:12,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:12,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:12,557 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 23:26:12,593 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:12,593 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 23:26:12,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:12,756 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 23:26:13,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:13,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753003 states to 3701 states and 753003 transitions. [2021-11-13 23:26:13,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 753003 transitions. [2021-11-13 23:26:13,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:13,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:13,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:13,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:13,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:13,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:13,691 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 23:26:13,726 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:13,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:13,898 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 50 treesize of output 42 [2021-11-13 23:26:13,902 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 23:26:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:14,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754737 states to 3704 states and 754737 transitions. [2021-11-13 23:26:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 3704 states and 754737 transitions. [2021-11-13 23:26:14,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:14,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:14,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:14,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:14,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:14,849 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 [2021-11-13 23:26:14,884 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:14,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:15,086 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 [2021-11-13 23:26:15,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:15,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:15,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756473 states to 3707 states and 756473 transitions. [2021-11-13 23:26:15,935 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 756473 transitions. [2021-11-13 23:26:16,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:16,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:16,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:16,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:16,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:16,096 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:16,096 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 23:26:16,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:16,275 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 23:26:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:16,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:17,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758211 states to 3710 states and 758211 transitions. [2021-11-13 23:26:17,098 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 758211 transitions. [2021-11-13 23:26:17,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:17,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:17,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:17,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:17,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:17,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:17,263 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:17,263 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 [2021-11-13 23:26:17,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:17,470 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 23:26:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:18,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759951 states to 3713 states and 759951 transitions. [2021-11-13 23:26:18,395 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 759951 transitions. [2021-11-13 23:26:18,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:18,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:18,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:18,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:18,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:18,546 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:18,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:18,609 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 23:26:18,703 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 50 treesize of output 42 [2021-11-13 23:26:18,706 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 23:26:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761693 states to 3716 states and 761693 transitions. [2021-11-13 23:26:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 761693 transitions. [2021-11-13 23:26:19,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:19,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:19,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:19,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:19,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:19,706 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:19,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:19,768 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 23:26:19,861 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 23:26:19,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:20,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:20,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763437 states to 3719 states and 763437 transitions. [2021-11-13 23:26:20,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 763437 transitions. [2021-11-13 23:26:20,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:20,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:20,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:20,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:20,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:20,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:20,851 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:20,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:20,917 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 23:26:21,015 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 23:26:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:21,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:21,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765183 states to 3722 states and 765183 transitions. [2021-11-13 23:26:21,849 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 765183 transitions. [2021-11-13 23:26:21,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:21,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:21,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:21,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:21,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:22,008 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:22,008 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 23:26:22,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:22,181 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 23:26:22,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:22,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:23,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766931 states to 3725 states and 766931 transitions. [2021-11-13 23:26:23,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 766931 transitions. [2021-11-13 23:26:23,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:23,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:23,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:23,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:23,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:23,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:23,175 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:23,175 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 23:26:23,363 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 [2021-11-13 23:26:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:23,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:24,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768681 states to 3728 states and 768681 transitions. [2021-11-13 23:26:24,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3728 states and 768681 transitions. [2021-11-13 23:26:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:24,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:24,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:24,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:24,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:24,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:24,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:26:24,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:24,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770433 states to 3731 states and 770433 transitions. [2021-11-13 23:26:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 3731 states and 770433 transitions. [2021-11-13 23:26:25,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:25,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:25,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:25,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:25,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:25,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:25,450 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:25,450 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 23:26:25,507 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 23:26:25,600 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 23:26:25,603 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 23:26:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:26,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772187 states to 3734 states and 772187 transitions. [2021-11-13 23:26:26,437 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 772187 transitions. [2021-11-13 23:26:26,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:26,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:26,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:26,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:26,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:26,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:26,604 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:26,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:26,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:26,767 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 23:26:27,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:27,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773943 states to 3737 states and 773943 transitions. [2021-11-13 23:26:27,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3737 states and 773943 transitions. [2021-11-13 23:26:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:27,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:27,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:27,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:27,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:27,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:27,769 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:27,769 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 23:26:27,831 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 23:26:27,930 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 23:26:27,933 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 23:26:28,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:28,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775701 states to 3740 states and 775701 transitions. [2021-11-13 23:26:28,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 775701 transitions. [2021-11-13 23:26:28,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:28,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:28,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:28,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:28,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:28,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:28,961 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:28,961 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 23:26:29,137 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 23:26:29,140 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 23:26:29,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:29,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777461 states to 3743 states and 777461 transitions. [2021-11-13 23:26:29,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 777461 transitions. [2021-11-13 23:26:30,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:30,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:30,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:30,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:30,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:30,110 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 23:26:30,148 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:30,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:30,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:30,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:30,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:31,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779223 states to 3746 states and 779223 transitions. [2021-11-13 23:26:31,194 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 779223 transitions. [2021-11-13 23:26:31,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:31,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:31,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:31,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:31,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:31,344 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 23:26:31,362 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 23:26:31,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:31,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780987 states to 3749 states and 780987 transitions. [2021-11-13 23:26:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3749 states and 780987 transitions. [2021-11-13 23:26:32,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:32,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:32,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:32,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:32,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:32,402 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 23:26:32,418 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 [2021-11-13 23:26:32,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:32,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:33,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782753 states to 3752 states and 782753 transitions. [2021-11-13 23:26:33,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 782753 transitions. [2021-11-13 23:26:33,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:33,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:33,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:33,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:33,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:33,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:33,440 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:33,440 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 23:26:33,595 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 [2021-11-13 23:26:33,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:34,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:34,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784521 states to 3755 states and 784521 transitions. [2021-11-13 23:26:34,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3755 states and 784521 transitions. [2021-11-13 23:26:34,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:34,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:34,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:34,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:34,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:34,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:34,602 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:34,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:34,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:34,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:35,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:35,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786291 states to 3758 states and 786291 transitions. [2021-11-13 23:26:35,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3758 states and 786291 transitions. [2021-11-13 23:26:35,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:35,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:35,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:35,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:35,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:35,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:35,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:26:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:36,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:36,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788063 states to 3761 states and 788063 transitions. [2021-11-13 23:26:36,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3761 states and 788063 transitions. [2021-11-13 23:26:36,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:36,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:36,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:36,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:36,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:36,763 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 23:26:36,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:26:36,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:37,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789837 states to 3764 states and 789837 transitions. [2021-11-13 23:26:37,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 789837 transitions. [2021-11-13 23:26:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:37,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:37,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:37,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:37,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:37,777 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 23:26:37,813 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:37,813 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 [2021-11-13 23:26:37,984 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 23:26:37,987 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 23:26:38,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:38,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791613 states to 3767 states and 791613 transitions. [2021-11-13 23:26:38,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 791613 transitions. [2021-11-13 23:26:39,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:39,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:39,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:39,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:39,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:39,100 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:39,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:39,159 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 23:26:39,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:39,252 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 23:26:39,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:40,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793391 states to 3770 states and 793391 transitions. [2021-11-13 23:26:40,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 793391 transitions. [2021-11-13 23:26:40,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:40,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:40,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:40,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:40,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:40,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:40,313 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:40,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:40,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:40,483 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 23:26:40,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:41,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795171 states to 3773 states and 795171 transitions. [2021-11-13 23:26:41,352 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 795171 transitions. [2021-11-13 23:26:41,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:41,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:41,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:41,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:41,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:41,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:41,522 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:41,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:41,686 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 50 treesize of output 42 [2021-11-13 23:26:41,689 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 23:26:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796953 states to 3776 states and 796953 transitions. [2021-11-13 23:26:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 3776 states and 796953 transitions. [2021-11-13 23:26:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:42,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:42,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:42,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:42,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:42,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:42,738 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:42,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:42,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:42,915 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 23:26:43,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:43,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798737 states to 3779 states and 798737 transitions. [2021-11-13 23:26:43,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3779 states and 798737 transitions. [2021-11-13 23:26:43,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:43,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:43,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:43,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:43,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:43,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:43,934 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 23:26:43,948 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 20 treesize of output 12 [2021-11-13 23:26:43,950 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 23:26:44,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:44,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800523 states to 3782 states and 800523 transitions. [2021-11-13 23:26:44,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3782 states and 800523 transitions. [2021-11-13 23:26:44,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:44,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:44,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:44,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:44,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:44,995 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:44,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:45,064 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 23:26:45,171 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 [2021-11-13 23:26:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:45,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802311 states to 3785 states and 802311 transitions. [2021-11-13 23:26:46,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3785 states and 802311 transitions. [2021-11-13 23:26:46,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:46,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:46,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:46,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:46,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:46,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:46,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:46,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:46,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:46,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:46,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:47,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804101 states to 3788 states and 804101 transitions. [2021-11-13 23:26:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 804101 transitions. [2021-11-13 23:26:47,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:47,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:47,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:47,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:47,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:47,524 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:47,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:47,598 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 23:26:47,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:48,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:48,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805893 states to 3791 states and 805893 transitions. [2021-11-13 23:26:48,573 INFO L276 IsEmpty]: Start isEmpty. Operand 3791 states and 805893 transitions. [2021-11-13 23:26:48,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:48,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:48,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:48,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:48,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:48,745 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:48,746 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 23:26:48,807 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 23:26:48,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:48,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:49,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:49,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807687 states to 3794 states and 807687 transitions. [2021-11-13 23:26:49,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3794 states and 807687 transitions. [2021-11-13 23:26:49,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:49,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:49,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:49,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:49,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:49,986 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:49,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:50,054 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 23:26:50,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:50,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:51,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809483 states to 3797 states and 809483 transitions. [2021-11-13 23:26:51,058 INFO L276 IsEmpty]: Start isEmpty. Operand 3797 states and 809483 transitions. [2021-11-13 23:26:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:51,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:51,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:51,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:51,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:51,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:51,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:51,234 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:51,234 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 23:26:51,420 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 [2021-11-13 23:26:51,424 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 23:26:52,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:52,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811281 states to 3800 states and 811281 transitions. [2021-11-13 23:26:52,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3800 states and 811281 transitions. [2021-11-13 23:26:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:52,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:52,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:52,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:52,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:52,536 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:52,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:52,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:52,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:26:52,723 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 23:26:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:53,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813081 states to 3803 states and 813081 transitions. [2021-11-13 23:26:53,635 INFO L276 IsEmpty]: Start isEmpty. Operand 3803 states and 813081 transitions. [2021-11-13 23:26:53,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:53,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:53,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:53,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:53,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:53,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:53,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:53,802 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 23:26:53,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:53,950 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 50 treesize of output 42 [2021-11-13 23:26:53,953 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 23:26:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:54,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814883 states to 3806 states and 814883 transitions. [2021-11-13 23:26:54,868 INFO L276 IsEmpty]: Start isEmpty. Operand 3806 states and 814883 transitions. [2021-11-13 23:26:54,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:54,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:54,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:55,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:55,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:55,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:55,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:55,056 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:55,056 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 23:26:55,213 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 23:26:55,216 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 23:26:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:56,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816687 states to 3809 states and 816687 transitions. [2021-11-13 23:26:56,116 INFO L276 IsEmpty]: Start isEmpty. Operand 3809 states and 816687 transitions. [2021-11-13 23:26:56,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:56,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:56,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:56,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:56,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:56,285 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:56,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:56,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:26:56,444 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 23:26:56,447 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 23:26:56,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:57,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818493 states to 3812 states and 818493 transitions. [2021-11-13 23:26:57,356 INFO L276 IsEmpty]: Start isEmpty. Operand 3812 states and 818493 transitions. [2021-11-13 23:26:57,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:57,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:57,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:57,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:57,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:57,491 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 [2021-11-13 23:26:57,527 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:57,527 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 23:26:57,701 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 23:26:57,704 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 23:26:58,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:58,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820301 states to 3815 states and 820301 transitions. [2021-11-13 23:26:58,617 INFO L276 IsEmpty]: Start isEmpty. Operand 3815 states and 820301 transitions. [2021-11-13 23:26:58,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:58,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:58,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:58,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:26:58,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:58,752 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 23:26:58,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:26:58,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:59,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822111 states to 3818 states and 822111 transitions. [2021-11-13 23:26:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3818 states and 822111 transitions. [2021-11-13 23:26:59,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:26:59,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:59,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:59,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:26:59,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:26:59,880 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:26:59,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:26:59,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:00,062 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 50 treesize of output 42 [2021-11-13 23:27:00,065 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 23:27:00,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:00,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823923 states to 3821 states and 823923 transitions. [2021-11-13 23:27:00,977 INFO L276 IsEmpty]: Start isEmpty. Operand 3821 states and 823923 transitions. [2021-11-13 23:27:01,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:01,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:01,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:01,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:01,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:01,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:01,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:27:01,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:01,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825737 states to 3824 states and 825737 transitions. [2021-11-13 23:27:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 3824 states and 825737 transitions. [2021-11-13 23:27:02,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:02,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:02,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:02,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:02,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:02,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:02,267 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:02,267 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 23:27:02,423 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 23:27:02,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:02,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:03,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827553 states to 3827 states and 827553 transitions. [2021-11-13 23:27:03,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 827553 transitions. [2021-11-13 23:27:03,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:03,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:03,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:03,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:03,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:03,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:03,502 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:03,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:03,664 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 23:27:03,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:04,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829371 states to 3830 states and 829371 transitions. [2021-11-13 23:27:04,581 INFO L276 IsEmpty]: Start isEmpty. Operand 3830 states and 829371 transitions. [2021-11-13 23:27:04,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:04,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:04,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:04,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:04,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:04,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:04,751 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:04,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:04,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:04,932 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 23:27:05,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:05,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831191 states to 3833 states and 831191 transitions. [2021-11-13 23:27:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 831191 transitions. [2021-11-13 23:27:05,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:05,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:05,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:05,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:05,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:05,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:06,018 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:06,018 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 [2021-11-13 23:27:06,087 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 [2021-11-13 23:27:06,192 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 50 treesize of output 42 [2021-11-13 23:27:06,195 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 23:27:06,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:07,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833013 states to 3836 states and 833013 transitions. [2021-11-13 23:27:07,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3836 states and 833013 transitions. [2021-11-13 23:27:07,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:07,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:07,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:07,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:07,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:07,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:07,408 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:07,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:07,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:07,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:08,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:08,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834837 states to 3839 states and 834837 transitions. [2021-11-13 23:27:08,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3839 states and 834837 transitions. [2021-11-13 23:27:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:08,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:08,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:08,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:08,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:08,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:08,680 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:08,680 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 23:27:08,740 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 23:27:08,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:08,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:09,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:09,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836663 states to 3842 states and 836663 transitions. [2021-11-13 23:27:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 3842 states and 836663 transitions. [2021-11-13 23:27:09,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:09,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:09,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:09,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:09,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:09,951 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:09,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:10,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:10,115 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 [2021-11-13 23:27:10,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:10,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:11,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838491 states to 3845 states and 838491 transitions. [2021-11-13 23:27:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3845 states and 838491 transitions. [2021-11-13 23:27:11,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:11,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:11,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:11,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:11,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:11,216 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:11,216 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 [2021-11-13 23:27:11,283 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 23:27:11,387 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 23:27:11,390 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 23:27:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840321 states to 3848 states and 840321 transitions. [2021-11-13 23:27:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 3848 states and 840321 transitions. [2021-11-13 23:27:12,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:12,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:12,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:12,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:12,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:12,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:12,547 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:12,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:12,731 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 23:27:12,735 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 23:27:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:13,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842153 states to 3851 states and 842153 transitions. [2021-11-13 23:27:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3851 states and 842153 transitions. [2021-11-13 23:27:13,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:13,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:13,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:13,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:13,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:13,879 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:13,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:13,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:14,077 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 23:27:14,080 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 23:27:14,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843987 states to 3854 states and 843987 transitions. [2021-11-13 23:27:15,052 INFO L276 IsEmpty]: Start isEmpty. Operand 3854 states and 843987 transitions. [2021-11-13 23:27:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:15,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:15,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:15,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:15,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:15,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:15,227 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:15,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:15,381 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 23:27:15,384 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 23:27:15,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:16,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845823 states to 3857 states and 845823 transitions. [2021-11-13 23:27:16,314 INFO L276 IsEmpty]: Start isEmpty. Operand 3857 states and 845823 transitions. [2021-11-13 23:27:16,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:16,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:16,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:16,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:16,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:16,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:16,489 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:16,489 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 23:27:16,649 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 23:27:16,652 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 23:27:17,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:17,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847661 states to 3860 states and 847661 transitions. [2021-11-13 23:27:17,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3860 states and 847661 transitions. [2021-11-13 23:27:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:17,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:17,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:17,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:17,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:17,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:17,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:17,778 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:17,778 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 23:27:17,945 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 23:27:17,948 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 23:27:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849501 states to 3863 states and 849501 transitions. [2021-11-13 23:27:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3863 states and 849501 transitions. [2021-11-13 23:27:19,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:19,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:19,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:19,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:19,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:19,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:19,079 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:19,080 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 23:27:19,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:19,255 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 50 treesize of output 42 [2021-11-13 23:27:19,258 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 23:27:19,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851343 states to 3866 states and 851343 transitions. [2021-11-13 23:27:20,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3866 states and 851343 transitions. [2021-11-13 23:27:20,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:20,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:20,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:20,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:20,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:20,358 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 23:27:20,374 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 20 treesize of output 12 [2021-11-13 23:27:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:20,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:21,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853187 states to 3869 states and 853187 transitions. [2021-11-13 23:27:21,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 853187 transitions. [2021-11-13 23:27:21,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:21,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:21,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:21,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:21,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:21,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:21,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:21,608 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 23:27:21,609 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 23:27:22,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:22,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855033 states to 3872 states and 855033 transitions. [2021-11-13 23:27:22,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3872 states and 855033 transitions. [2021-11-13 23:27:22,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:22,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:22,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:22,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:22,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:22,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:22,731 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 20 treesize of output 12 [2021-11-13 23:27:22,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:23,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856881 states to 3875 states and 856881 transitions. [2021-11-13 23:27:23,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3875 states and 856881 transitions. [2021-11-13 23:27:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:23,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:23,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:23,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:23,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:23,866 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:23,866 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 23:27:23,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:24,018 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 23:27:24,021 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 23:27:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858731 states to 3878 states and 858731 transitions. [2021-11-13 23:27:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 858731 transitions. [2021-11-13 23:27:25,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:25,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:25,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:25,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:25,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:25,200 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:25,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:25,259 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 23:27:25,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:25,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:25,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:26,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860583 states to 3881 states and 860583 transitions. [2021-11-13 23:27:26,319 INFO L276 IsEmpty]: Start isEmpty. Operand 3881 states and 860583 transitions. [2021-11-13 23:27:26,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:26,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:26,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:26,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:26,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:26,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:26,459 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 [2021-11-13 23:27:26,494 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:26,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:26,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:26,665 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 23:27:27,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:27,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862437 states to 3884 states and 862437 transitions. [2021-11-13 23:27:27,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3884 states and 862437 transitions. [2021-11-13 23:27:27,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:27,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:27,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:27,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:27,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:27,773 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 23:27:27,788 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 20 treesize of output 12 [2021-11-13 23:27:27,790 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 23:27:28,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:28,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864293 states to 3887 states and 864293 transitions. [2021-11-13 23:27:28,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 864293 transitions. [2021-11-13 23:27:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:28,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:28,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:28,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:28,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:28,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:28,942 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:28,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:29,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:29,090 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 [2021-11-13 23:27:29,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:29,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:30,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866151 states to 3890 states and 866151 transitions. [2021-11-13 23:27:30,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3890 states and 866151 transitions. [2021-11-13 23:27:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:30,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:30,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:30,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:30,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:30,233 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:30,234 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 23:27:30,291 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 23:27:30,387 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 23:27:30,390 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 23:27:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868011 states to 3893 states and 868011 transitions. [2021-11-13 23:27:31,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3893 states and 868011 transitions. [2021-11-13 23:27:31,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:31,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:31,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:31,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:31,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:31,502 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 23:27:31,520 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 20 treesize of output 12 [2021-11-13 23:27:31,523 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 23:27:32,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:32,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869873 states to 3896 states and 869873 transitions. [2021-11-13 23:27:32,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 869873 transitions. [2021-11-13 23:27:32,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:32,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:32,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:32,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:32,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:32,639 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 23:27:32,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:27:32,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:33,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871737 states to 3899 states and 871737 transitions. [2021-11-13 23:27:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 3899 states and 871737 transitions. [2021-11-13 23:27:33,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:33,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:33,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:33,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:33,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:33,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:33,812 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:33,813 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 [2021-11-13 23:27:34,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:34,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:34,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873603 states to 3902 states and 873603 transitions. [2021-11-13 23:27:34,981 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 873603 transitions. [2021-11-13 23:27:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:35,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:35,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:35,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:35,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:35,278 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:35,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:35,336 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 23:27:35,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:36,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875471 states to 3905 states and 875471 transitions. [2021-11-13 23:27:36,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3905 states and 875471 transitions. [2021-11-13 23:27:36,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:36,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:36,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:36,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:36,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:36,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:36,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:27:36,558 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 23:27:37,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877341 states to 3908 states and 877341 transitions. [2021-11-13 23:27:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3908 states and 877341 transitions. [2021-11-13 23:27:37,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:37,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:37,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:37,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:37,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:37,675 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 23:27:37,689 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 23:27:37,691 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 23:27:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:38,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879213 states to 3911 states and 879213 transitions. [2021-11-13 23:27:38,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3911 states and 879213 transitions. [2021-11-13 23:27:38,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:38,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:38,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:38,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:38,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:38,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:38,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:27:38,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:39,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:39,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881087 states to 3914 states and 881087 transitions. [2021-11-13 23:27:39,828 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 881087 transitions. [2021-11-13 23:27:39,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:39,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:39,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:39,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:39,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:39,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:40,001 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:40,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:40,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:40,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:40,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882963 states to 3917 states and 882963 transitions. [2021-11-13 23:27:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3917 states and 882963 transitions. [2021-11-13 23:27:41,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:41,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:41,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:41,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:41,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:41,347 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:41,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:41,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:41,516 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 23:27:41,519 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 23:27:42,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:42,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884841 states to 3920 states and 884841 transitions. [2021-11-13 23:27:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3920 states and 884841 transitions. [2021-11-13 23:27:42,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:42,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:42,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:42,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:42,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:42,702 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 23:27:42,723 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 20 treesize of output 12 [2021-11-13 23:27:42,725 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 23:27:43,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:43,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886721 states to 3923 states and 886721 transitions. [2021-11-13 23:27:43,705 INFO L276 IsEmpty]: Start isEmpty. Operand 3923 states and 886721 transitions. [2021-11-13 23:27:43,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:43,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:43,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:43,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:43,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:43,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:43,919 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:43,920 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 23:27:44,072 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 23:27:44,076 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 23:27:44,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:45,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888603 states to 3926 states and 888603 transitions. [2021-11-13 23:27:45,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3926 states and 888603 transitions. [2021-11-13 23:27:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:45,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:45,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:45,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:45,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:45,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:45,237 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:45,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:45,398 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 50 treesize of output 42 [2021-11-13 23:27:45,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:46,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890487 states to 3929 states and 890487 transitions. [2021-11-13 23:27:46,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 890487 transitions. [2021-11-13 23:27:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:46,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:46,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:46,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:46,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:46,568 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:46,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:46,631 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 23:27:46,728 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 23:27:46,731 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 23:27:47,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892373 states to 3932 states and 892373 transitions. [2021-11-13 23:27:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 3932 states and 892373 transitions. [2021-11-13 23:27:47,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:47,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:47,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:47,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:47,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:47,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:47,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:27:47,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:49,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894261 states to 3935 states and 894261 transitions. [2021-11-13 23:27:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3935 states and 894261 transitions. [2021-11-13 23:27:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:49,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:49,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:49,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:49,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:49,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:49,160 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 23:27:49,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:49,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:50,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896151 states to 3938 states and 896151 transitions. [2021-11-13 23:27:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3938 states and 896151 transitions. [2021-11-13 23:27:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:50,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:50,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:50,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:50,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:50,341 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:50,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:50,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:50,489 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 23:27:50,492 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 23:27:51,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:51,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898043 states to 3941 states and 898043 transitions. [2021-11-13 23:27:51,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3941 states and 898043 transitions. [2021-11-13 23:27:51,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:51,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:51,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:51,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:51,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:51,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:51,679 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:51,680 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 23:27:51,840 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 23:27:51,843 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 23:27:52,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:52,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899937 states to 3944 states and 899937 transitions. [2021-11-13 23:27:52,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 899937 transitions. [2021-11-13 23:27:52,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:52,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:52,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:52,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:52,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:53,012 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:53,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:53,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:53,173 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 [2021-11-13 23:27:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:53,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:54,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901833 states to 3947 states and 901833 transitions. [2021-11-13 23:27:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 3947 states and 901833 transitions. [2021-11-13 23:27:54,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:54,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:54,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:54,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:54,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:54,368 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:54,368 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 23:27:54,432 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 23:27:54,537 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 23:27:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:55,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903731 states to 3950 states and 903731 transitions. [2021-11-13 23:27:55,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3950 states and 903731 transitions. [2021-11-13 23:27:55,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:55,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:55,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:55,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:55,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:27:55,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:55,842 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 [2021-11-13 23:27:55,856 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 [2021-11-13 23:27:55,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905631 states to 3953 states and 905631 transitions. [2021-11-13 23:27:56,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3953 states and 905631 transitions. [2021-11-13 23:27:56,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:56,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:56,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:57,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:57,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:57,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:57,065 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:57,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:27:57,218 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 23:27:57,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:58,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907533 states to 3956 states and 907533 transitions. [2021-11-13 23:27:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 3956 states and 907533 transitions. [2021-11-13 23:27:58,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:58,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:58,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:58,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:58,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:58,406 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:58,406 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 23:27:58,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:58,561 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 50 treesize of output 42 [2021-11-13 23:27:58,564 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 23:27:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:59,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909437 states to 3959 states and 909437 transitions. [2021-11-13 23:27:59,594 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 909437 transitions. [2021-11-13 23:27:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:27:59,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:59,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:59,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:27:59,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:27:59,773 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:27:59,773 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 23:27:59,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:27:59,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:27:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:00,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:00,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911343 states to 3962 states and 911343 transitions. [2021-11-13 23:28:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3962 states and 911343 transitions. [2021-11-13 23:28:01,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:01,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:01,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:01,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:01,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:01,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:01,134 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:01,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:01,327 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 23:28:01,330 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 23:28:02,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:02,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913251 states to 3965 states and 913251 transitions. [2021-11-13 23:28:02,425 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 913251 transitions. [2021-11-13 23:28:02,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:02,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:02,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:02,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:02,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:02,605 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:02,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:02,673 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 23:28:02,780 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 23:28:02,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:03,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915161 states to 3968 states and 915161 transitions. [2021-11-13 23:28:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 915161 transitions. [2021-11-13 23:28:03,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:03,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:03,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:03,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:03,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:03,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:03,997 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:03,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:04,160 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 23:28:04,164 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 23:28:04,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:05,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917073 states to 3971 states and 917073 transitions. [2021-11-13 23:28:05,205 INFO L276 IsEmpty]: Start isEmpty. Operand 3971 states and 917073 transitions. [2021-11-13 23:28:05,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:05,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:05,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:05,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:05,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:05,353 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 23:28:05,388 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:05,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:05,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:05,554 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 23:28:06,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:06,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918987 states to 3974 states and 918987 transitions. [2021-11-13 23:28:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 3974 states and 918987 transitions. [2021-11-13 23:28:06,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:06,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:06,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:06,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:06,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:06,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:06,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:06,776 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:06,776 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 23:28:06,949 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 23:28:06,952 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 23:28:07,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920903 states to 3977 states and 920903 transitions. [2021-11-13 23:28:07,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3977 states and 920903 transitions. [2021-11-13 23:28:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:08,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:08,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:08,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:08,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:08,141 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 23:28:08,176 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:08,176 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 23:28:08,356 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 23:28:08,359 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 23:28:09,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922821 states to 3980 states and 922821 transitions. [2021-11-13 23:28:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 922821 transitions. [2021-11-13 23:28:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:09,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:09,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:09,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:09,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:09,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:09,588 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:09,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:09,781 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 23:28:09,784 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 23:28:10,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:10,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924741 states to 3983 states and 924741 transitions. [2021-11-13 23:28:10,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3983 states and 924741 transitions. [2021-11-13 23:28:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:10,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:10,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:11,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:11,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:11,036 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 23:28:11,052 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 20 treesize of output 12 [2021-11-13 23:28:11,054 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 23:28:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:12,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926663 states to 3986 states and 926663 transitions. [2021-11-13 23:28:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 926663 transitions. [2021-11-13 23:28:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:12,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:12,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:12,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:12,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:12,325 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:12,325 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 23:28:12,383 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 23:28:12,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:12,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:13,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:13,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928587 states to 3989 states and 928587 transitions. [2021-11-13 23:28:13,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3989 states and 928587 transitions. [2021-11-13 23:28:13,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:13,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:13,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:13,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:13,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:13,705 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:13,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:13,763 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 23:28:13,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:14,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:14,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930513 states to 3992 states and 930513 transitions. [2021-11-13 23:28:14,918 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 930513 transitions. [2021-11-13 23:28:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:15,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:15,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:15,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:15,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:15,073 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 23:28:15,109 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:15,109 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 23:28:15,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:15,276 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 23:28:15,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932441 states to 3995 states and 932441 transitions. [2021-11-13 23:28:16,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 932441 transitions. [2021-11-13 23:28:16,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:16,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:16,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:16,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:16,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:16,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:16,524 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:16,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:16,699 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 23:28:16,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:17,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:17,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934371 states to 3998 states and 934371 transitions. [2021-11-13 23:28:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 934371 transitions. [2021-11-13 23:28:17,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:17,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:17,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:17,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:17,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:17,987 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 23:28:18,022 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:18,022 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 23:28:18,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:18,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:19,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936303 states to 4001 states and 936303 transitions. [2021-11-13 23:28:19,223 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 936303 transitions. [2021-11-13 23:28:19,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:19,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:19,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:19,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:19,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:19,377 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 23:28:19,412 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:19,412 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 23:28:19,571 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 23:28:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:20,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:20,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938237 states to 4004 states and 938237 transitions. [2021-11-13 23:28:20,634 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 938237 transitions. [2021-11-13 23:28:20,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:20,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:20,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:20,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:20,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:20,816 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:20,817 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 23:28:20,877 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 [2021-11-13 23:28:20,979 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 50 treesize of output 42 [2021-11-13 23:28:20,982 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 23:28:21,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:22,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940173 states to 4007 states and 940173 transitions. [2021-11-13 23:28:22,033 INFO L276 IsEmpty]: Start isEmpty. Operand 4007 states and 940173 transitions. [2021-11-13 23:28:22,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:22,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:22,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:22,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:22,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:22,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:22,221 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:22,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:22,283 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 23:28:22,384 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 23:28:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:23,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942111 states to 4010 states and 942111 transitions. [2021-11-13 23:28:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 942111 transitions. [2021-11-13 23:28:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:23,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:23,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:23,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:23,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:23,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:23,652 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:23,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:23,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:23,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:24,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:25,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944051 states to 4013 states and 944051 transitions. [2021-11-13 23:28:25,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 944051 transitions. [2021-11-13 23:28:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:25,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:25,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:25,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:25,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:25,138 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 23:28:25,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:28:25,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:25,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:26,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945993 states to 4016 states and 945993 transitions. [2021-11-13 23:28:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 945993 transitions. [2021-11-13 23:28:26,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:26,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:26,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:26,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:26,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:26,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:26,406 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:26,406 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 23:28:26,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:26,561 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 23:28:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947937 states to 4019 states and 947937 transitions. [2021-11-13 23:28:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 947937 transitions. [2021-11-13 23:28:27,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:27,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:27,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:27,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:27,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:27,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:27,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:27,807 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 23:28:27,868 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 23:28:27,961 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 23:28:27,964 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 23:28:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949883 states to 4022 states and 949883 transitions. [2021-11-13 23:28:29,035 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 949883 transitions. [2021-11-13 23:28:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:29,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:29,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:29,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:29,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:29,189 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 23:28:29,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:28:29,208 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 23:28:29,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951831 states to 4025 states and 951831 transitions. [2021-11-13 23:28:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 4025 states and 951831 transitions. [2021-11-13 23:28:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:30,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:30,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:30,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:30,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:30,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:30,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:30,444 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 20 treesize of output 12 [2021-11-13 23:28:30,447 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 23:28:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:31,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953781 states to 4028 states and 953781 transitions. [2021-11-13 23:28:31,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 953781 transitions. [2021-11-13 23:28:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:31,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:31,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:31,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:31,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:31,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:31,800 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 20 treesize of output 12 [2021-11-13 23:28:31,802 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 23:28:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955733 states to 4031 states and 955733 transitions. [2021-11-13 23:28:32,878 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 955733 transitions. [2021-11-13 23:28:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:32,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:32,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:33,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:33,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:33,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:33,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:33,120 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 23:28:33,211 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 23:28:33,214 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 23:28:33,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957687 states to 4034 states and 957687 transitions. [2021-11-13 23:28:34,288 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 957687 transitions. [2021-11-13 23:28:34,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:34,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:34,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:34,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:34,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:34,441 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 23:28:34,476 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:34,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:34,633 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 50 treesize of output 42 [2021-11-13 23:28:34,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:35,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959643 states to 4037 states and 959643 transitions. [2021-11-13 23:28:35,741 INFO L276 IsEmpty]: Start isEmpty. Operand 4037 states and 959643 transitions. [2021-11-13 23:28:35,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:35,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:35,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:35,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:35,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:35,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:35,927 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:35,927 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 23:28:35,988 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 23:28:36,090 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 [2021-11-13 23:28:36,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:36,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:37,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961601 states to 4040 states and 961601 transitions. [2021-11-13 23:28:37,171 INFO L276 IsEmpty]: Start isEmpty. Operand 4040 states and 961601 transitions. [2021-11-13 23:28:37,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:37,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:37,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:37,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:37,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:37,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:37,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:37,352 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 23:28:37,354 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 23:28:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963561 states to 4043 states and 963561 transitions. [2021-11-13 23:28:38,568 INFO L276 IsEmpty]: Start isEmpty. Operand 4043 states and 963561 transitions. [2021-11-13 23:28:38,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:38,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:38,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:38,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:38,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:38,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:38,732 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:38,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:38,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:38,885 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 23:28:39,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:39,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965523 states to 4046 states and 965523 transitions. [2021-11-13 23:28:39,974 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 965523 transitions. [2021-11-13 23:28:40,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:40,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:40,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:40,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:40,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:40,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:40,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:28:40,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:40,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:41,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967487 states to 4049 states and 967487 transitions. [2021-11-13 23:28:41,232 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 967487 transitions. [2021-11-13 23:28:41,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:41,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:41,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:41,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:41,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:41,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:41,417 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:41,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:41,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:41,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:42,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969453 states to 4052 states and 969453 transitions. [2021-11-13 23:28:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 969453 transitions. [2021-11-13 23:28:42,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:42,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:42,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:42,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:42,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:42,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:42,850 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:42,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:42,912 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 23:28:43,014 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 50 treesize of output 42 [2021-11-13 23:28:43,017 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 23:28:43,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:44,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971421 states to 4055 states and 971421 transitions. [2021-11-13 23:28:44,107 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 971421 transitions. [2021-11-13 23:28:44,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:44,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:44,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:44,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:44,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:44,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:44,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:44,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:44,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:44,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:44,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:45,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973391 states to 4058 states and 973391 transitions. [2021-11-13 23:28:45,668 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 973391 transitions. [2021-11-13 23:28:45,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:45,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:45,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:45,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:45,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:45,809 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 23:28:45,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:28:45,826 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 23:28:46,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:46,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975363 states to 4061 states and 975363 transitions. [2021-11-13 23:28:46,907 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 975363 transitions. [2021-11-13 23:28:47,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:47,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:47,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:47,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:47,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:47,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:47,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:28:47,080 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 23:28:47,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:48,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977337 states to 4064 states and 977337 transitions. [2021-11-13 23:28:48,178 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 977337 transitions. [2021-11-13 23:28:48,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:48,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:48,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:48,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:48,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:48,340 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 23:28:48,375 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:48,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:48,530 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 50 treesize of output 42 [2021-11-13 23:28:48,533 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 23:28:49,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:49,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979313 states to 4067 states and 979313 transitions. [2021-11-13 23:28:49,618 INFO L276 IsEmpty]: Start isEmpty. Operand 4067 states and 979313 transitions. [2021-11-13 23:28:49,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:49,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:49,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:49,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:49,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:49,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:49,777 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 23:28:49,812 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:49,812 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 23:28:49,973 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 23:28:49,976 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 23:28:50,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:51,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981291 states to 4070 states and 981291 transitions. [2021-11-13 23:28:51,064 INFO L276 IsEmpty]: Start isEmpty. Operand 4070 states and 981291 transitions. [2021-11-13 23:28:51,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:51,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:51,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:51,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:51,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:51,220 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 23:28:51,258 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:51,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:51,444 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 23:28:51,448 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 23:28:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:52,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983271 states to 4073 states and 983271 transitions. [2021-11-13 23:28:52,650 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 983271 transitions. [2021-11-13 23:28:52,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:52,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:52,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:52,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:52,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:52,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:28:52,818 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:52,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:52,969 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 [2021-11-13 23:28:52,972 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 23:28:53,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985253 states to 4076 states and 985253 transitions. [2021-11-13 23:28:54,092 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 985253 transitions. [2021-11-13 23:28:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:54,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:54,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:54,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:54,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:54,250 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 [2021-11-13 23:28:54,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:28:54,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:55,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987237 states to 4079 states and 987237 transitions. [2021-11-13 23:28:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 987237 transitions. [2021-11-13 23:28:55,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:55,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:55,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:55,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:55,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:55,571 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:55,572 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 23:28:55,633 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 23:28:55,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:55,729 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 23:28:56,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:56,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989223 states to 4082 states and 989223 transitions. [2021-11-13 23:28:56,827 INFO L276 IsEmpty]: Start isEmpty. Operand 4082 states and 989223 transitions. [2021-11-13 23:28:56,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:56,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:56,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:56,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:56,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:56,986 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 23:28:57,002 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 20 treesize of output 12 [2021-11-13 23:28:57,004 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 23:28:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:58,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991211 states to 4085 states and 991211 transitions. [2021-11-13 23:28:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 991211 transitions. [2021-11-13 23:28:58,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:58,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:58,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:58,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:58,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:28:58,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:58,271 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 23:28:58,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:28:58,288 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 23:28:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:59,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993201 states to 4088 states and 993201 transitions. [2021-11-13 23:28:59,537 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 993201 transitions. [2021-11-13 23:28:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:28:59,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:59,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:59,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:59,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:28:59,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:28:59,718 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:28:59,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:28:59,777 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 23:28:59,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:28:59,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995193 states to 4091 states and 995193 transitions. [2021-11-13 23:29:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4091 states and 995193 transitions. [2021-11-13 23:29:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:01,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:01,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:01,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:01,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:01,141 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 23:29:01,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:29:01,157 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 23:29:01,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:02,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997187 states to 4094 states and 997187 transitions. [2021-11-13 23:29:02,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 997187 transitions. [2021-11-13 23:29:02,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:02,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:02,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:02,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:02,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:02,432 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 23:29:02,468 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:02,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:02,633 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 50 treesize of output 42 [2021-11-13 23:29:02,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:03,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999183 states to 4097 states and 999183 transitions. [2021-11-13 23:29:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 4097 states and 999183 transitions. [2021-11-13 23:29:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:03,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:03,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:03,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:03,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:03,934 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 23:29:03,970 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:03,970 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 23:29:04,135 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 23:29:04,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:05,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001181 states to 4100 states and 1001181 transitions. [2021-11-13 23:29:05,265 INFO L276 IsEmpty]: Start isEmpty. Operand 4100 states and 1001181 transitions. [2021-11-13 23:29:05,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:05,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:05,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:05,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:05,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:05,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:05,460 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:05,461 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 23:29:05,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:05,639 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 23:29:06,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:06,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003181 states to 4103 states and 1003181 transitions. [2021-11-13 23:29:06,863 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 1003181 transitions. [2021-11-13 23:29:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:06,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:06,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:07,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:07,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:07,052 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:07,052 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 23:29:07,108 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 23:29:07,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:07,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005183 states to 4106 states and 1005183 transitions. [2021-11-13 23:29:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 4106 states and 1005183 transitions. [2021-11-13 23:29:08,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:08,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:08,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:08,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:08,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:08,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:08,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:08,526 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:08,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:08,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:08,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:09,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007187 states to 4109 states and 1007187 transitions. [2021-11-13 23:29:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 4109 states and 1007187 transitions. [2021-11-13 23:29:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:09,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:09,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:09,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:09,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:09,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:10,018 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:10,018 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 [2021-11-13 23:29:10,181 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 23:29:10,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:11,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009193 states to 4112 states and 1009193 transitions. [2021-11-13 23:29:11,318 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 1009193 transitions. [2021-11-13 23:29:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:11,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:11,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:11,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:11,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:11,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:11,517 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:11,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:11,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:11,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:11,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:12,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:12,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011201 states to 4115 states and 1011201 transitions. [2021-11-13 23:29:12,822 INFO L276 IsEmpty]: Start isEmpty. Operand 4115 states and 1011201 transitions. [2021-11-13 23:29:12,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:12,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:12,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:12,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:12,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:12,987 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 23:29:13,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:29:13,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:14,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013211 states to 4118 states and 1013211 transitions. [2021-11-13 23:29:14,217 INFO L276 IsEmpty]: Start isEmpty. Operand 4118 states and 1013211 transitions. [2021-11-13 23:29:14,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:14,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:14,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:14,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:14,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:14,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:14,402 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:14,402 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 23:29:14,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:14,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:14,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:15,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015223 states to 4121 states and 1015223 transitions. [2021-11-13 23:29:15,692 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 1015223 transitions. [2021-11-13 23:29:15,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:15,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:15,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:15,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:15,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:15,884 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:15,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:15,944 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 23:29:16,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:16,038 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 23:29:16,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:17,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017237 states to 4124 states and 1017237 transitions. [2021-11-13 23:29:17,179 INFO L276 IsEmpty]: Start isEmpty. Operand 4124 states and 1017237 transitions. [2021-11-13 23:29:17,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:17,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:17,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:17,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:17,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:17,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:17,339 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 23:29:17,378 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:17,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:17,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:17,543 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 23:29:18,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:18,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019253 states to 4127 states and 1019253 transitions. [2021-11-13 23:29:18,698 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 1019253 transitions. [2021-11-13 23:29:18,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:18,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:18,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:18,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:18,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:18,889 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:18,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:18,956 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 23:29:19,054 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 50 treesize of output 42 [2021-11-13 23:29:19,057 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 23:29:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:20,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021271 states to 4130 states and 1021271 transitions. [2021-11-13 23:29:20,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 1021271 transitions. [2021-11-13 23:29:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:20,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:20,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:20,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:20,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:20,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:20,401 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:20,401 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 23:29:20,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:20,577 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 23:29:20,580 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 23:29:21,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023291 states to 4133 states and 1023291 transitions. [2021-11-13 23:29:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 1023291 transitions. [2021-11-13 23:29:21,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:21,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:21,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:21,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:21,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:21,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:21,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:21,995 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:21,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:22,147 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 50 treesize of output 42 [2021-11-13 23:29:22,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:22,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:23,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025313 states to 4136 states and 1025313 transitions. [2021-11-13 23:29:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 4136 states and 1025313 transitions. [2021-11-13 23:29:23,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:23,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:23,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:23,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:23,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:23,496 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:23,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:23,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:23,651 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 23:29:23,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027337 states to 4139 states and 1027337 transitions. [2021-11-13 23:29:24,817 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 1027337 transitions. [2021-11-13 23:29:24,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:24,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:24,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:24,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:24,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:24,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:25,015 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:25,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:25,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:25,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:25,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:26,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029363 states to 4142 states and 1029363 transitions. [2021-11-13 23:29:26,337 INFO L276 IsEmpty]: Start isEmpty. Operand 4142 states and 1029363 transitions. [2021-11-13 23:29:26,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:26,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:26,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:26,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:26,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:26,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:26,498 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 [2021-11-13 23:29:26,534 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:26,535 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 23:29:26,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:26,713 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 23:29:27,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:27,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031391 states to 4145 states and 1031391 transitions. [2021-11-13 23:29:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 4145 states and 1031391 transitions. [2021-11-13 23:29:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:27,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:27,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:28,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:28,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:28,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:28,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:29:28,057 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 23:29:28,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033421 states to 4148 states and 1033421 transitions. [2021-11-13 23:29:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 1033421 transitions. [2021-11-13 23:29:29,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:29,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:29,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:29,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:29,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:29,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:29,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:29,453 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:29,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:29,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:29,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:30,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:30,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035453 states to 4151 states and 1035453 transitions. [2021-11-13 23:29:30,795 INFO L276 IsEmpty]: Start isEmpty. Operand 4151 states and 1035453 transitions. [2021-11-13 23:29:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:30,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:30,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:30,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:30,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:30,956 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 23:29:30,991 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:30,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:31,150 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 23:29:31,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:32,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037487 states to 4154 states and 1037487 transitions. [2021-11-13 23:29:32,366 INFO L276 IsEmpty]: Start isEmpty. Operand 4154 states and 1037487 transitions. [2021-11-13 23:29:32,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:32,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:32,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:32,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:32,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:32,565 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:32,565 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 23:29:32,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:32,728 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 23:29:32,731 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 23:29:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039523 states to 4157 states and 1039523 transitions. [2021-11-13 23:29:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 4157 states and 1039523 transitions. [2021-11-13 23:29:34,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:34,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:34,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:34,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:34,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:34,069 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 [2021-11-13 23:29:34,104 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:34,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:34,281 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 23:29:34,284 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 23:29:35,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:35,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041561 states to 4160 states and 1041561 transitions. [2021-11-13 23:29:35,460 INFO L276 IsEmpty]: Start isEmpty. Operand 4160 states and 1041561 transitions. [2021-11-13 23:29:35,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:35,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:35,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:35,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:35,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:35,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:35,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:29:35,644 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 23:29:36,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:36,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043601 states to 4163 states and 1043601 transitions. [2021-11-13 23:29:36,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4163 states and 1043601 transitions. [2021-11-13 23:29:36,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:36,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:36,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:36,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:36,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:36,994 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 23:29:37,027 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:37,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:37,172 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 23:29:37,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:37,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:38,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045643 states to 4166 states and 1045643 transitions. [2021-11-13 23:29:38,325 INFO L276 IsEmpty]: Start isEmpty. Operand 4166 states and 1045643 transitions. [2021-11-13 23:29:38,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:38,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:38,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:38,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:38,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:38,478 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 23:29:38,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:29:38,493 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 23:29:39,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:39,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047687 states to 4169 states and 1047687 transitions. [2021-11-13 23:29:39,621 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 1047687 transitions. [2021-11-13 23:29:39,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:39,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:39,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:39,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:39,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:39,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:39,772 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 23:29:39,785 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 23:29:39,787 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 23:29:40,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049733 states to 4172 states and 1049733 transitions. [2021-11-13 23:29:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 1049733 transitions. [2021-11-13 23:29:41,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:41,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:41,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:41,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:41,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:41,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:41,069 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 [2021-11-13 23:29:41,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:29:41,085 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 23:29:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:42,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051781 states to 4175 states and 1051781 transitions. [2021-11-13 23:29:42,216 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 1051781 transitions. [2021-11-13 23:29:42,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:42,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:42,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:42,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:42,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:42,368 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 23:29:42,402 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:42,402 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 23:29:42,551 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 23:29:42,554 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 23:29:43,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:43,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053831 states to 4178 states and 1053831 transitions. [2021-11-13 23:29:43,728 INFO L276 IsEmpty]: Start isEmpty. Operand 4178 states and 1053831 transitions. [2021-11-13 23:29:43,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:43,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:43,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:43,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:43,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:43,893 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 [2021-11-13 23:29:43,927 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:43,927 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 23:29:44,073 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 23:29:44,077 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 23:29:44,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:45,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055883 states to 4181 states and 1055883 transitions. [2021-11-13 23:29:45,200 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 1055883 transitions. [2021-11-13 23:29:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:45,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:45,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:45,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:45,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:29:45,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:45,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:45,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:29:45,369 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 23:29:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:46,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057937 states to 4184 states and 1057937 transitions. [2021-11-13 23:29:46,510 INFO L276 IsEmpty]: Start isEmpty. Operand 4184 states and 1057937 transitions. [2021-11-13 23:29:46,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:46,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:46,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:46,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:46,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:46,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:46,687 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:46,688 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 23:29:46,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:46,832 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 23:29:46,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:47,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:47,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059993 states to 4187 states and 1059993 transitions. [2021-11-13 23:29:47,969 INFO L276 IsEmpty]: Start isEmpty. Operand 4187 states and 1059993 transitions. [2021-11-13 23:29:48,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:48,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:48,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:48,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:48,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:48,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:48,150 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:48,150 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 [2021-11-13 23:29:48,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:48,304 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 23:29:49,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:49,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062051 states to 4190 states and 1062051 transitions. [2021-11-13 23:29:49,440 INFO L276 IsEmpty]: Start isEmpty. Operand 4190 states and 1062051 transitions. [2021-11-13 23:29:49,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:49,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:49,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:49,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:49,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:49,618 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:49,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:49,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:49,788 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 23:29:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:50,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:50,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064111 states to 4193 states and 1064111 transitions. [2021-11-13 23:29:50,928 INFO L276 IsEmpty]: Start isEmpty. Operand 4193 states and 1064111 transitions. [2021-11-13 23:29:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:51,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:51,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:51,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:51,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:51,075 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 23:29:51,108 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:51,109 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 23:29:51,253 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 23:29:51,257 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 23:29:52,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066173 states to 4196 states and 1066173 transitions. [2021-11-13 23:29:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 4196 states and 1066173 transitions. [2021-11-13 23:29:52,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:52,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:52,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:52,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:52,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:52,588 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:52,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:52,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:52,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:53,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068237 states to 4199 states and 1068237 transitions. [2021-11-13 23:29:53,879 INFO L276 IsEmpty]: Start isEmpty. Operand 4199 states and 1068237 transitions. [2021-11-13 23:29:53,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:53,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:53,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:54,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:54,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:54,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:54,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:29:54,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:54,061 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 23:29:54,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:54,218 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 23:29:54,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070303 states to 4202 states and 1070303 transitions. [2021-11-13 23:29:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 4202 states and 1070303 transitions. [2021-11-13 23:29:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:55,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:55,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:55,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:55,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:55,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:55,540 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:55,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:55,601 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 23:29:55,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:29:55,697 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 23:29:56,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072371 states to 4205 states and 1072371 transitions. [2021-11-13 23:29:56,906 INFO L276 IsEmpty]: Start isEmpty. Operand 4205 states and 1072371 transitions. [2021-11-13 23:29:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:57,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:57,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:57,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:57,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:57,244 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:57,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:57,302 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 23:29:57,397 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 23:29:57,400 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 23:29:58,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:58,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074441 states to 4208 states and 1074441 transitions. [2021-11-13 23:29:58,624 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 1074441 transitions. [2021-11-13 23:29:58,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:29:58,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:58,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:58,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:29:58,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:29:58,822 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:29:58,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:29:58,882 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 23:29:58,985 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 23:29:58,989 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 23:29:59,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076513 states to 4211 states and 1076513 transitions. [2021-11-13 23:30:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4211 states and 1076513 transitions. [2021-11-13 23:30:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:00,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:00,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:00,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:00,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:00,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:00,422 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:00,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:00,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:00,595 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 23:30:01,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:01,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078587 states to 4214 states and 1078587 transitions. [2021-11-13 23:30:01,810 INFO L276 IsEmpty]: Start isEmpty. Operand 4214 states and 1078587 transitions. [2021-11-13 23:30:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:01,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:01,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:01,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:01,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:02,005 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:02,005 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 23:30:02,073 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 23:30:02,189 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 23:30:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:02,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080663 states to 4217 states and 1080663 transitions. [2021-11-13 23:30:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 4217 states and 1080663 transitions. [2021-11-13 23:30:03,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:03,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:03,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:03,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:03,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:03,595 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 23:30:03,609 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 20 treesize of output 12 [2021-11-13 23:30:03,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:04,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:04,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082741 states to 4220 states and 1082741 transitions. [2021-11-13 23:30:04,962 INFO L276 IsEmpty]: Start isEmpty. Operand 4220 states and 1082741 transitions. [2021-11-13 23:30:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:05,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:05,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:05,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:05,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:05,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:05,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:30:05,151 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 23:30:05,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084821 states to 4223 states and 1084821 transitions. [2021-11-13 23:30:06,387 INFO L276 IsEmpty]: Start isEmpty. Operand 4223 states and 1084821 transitions. [2021-11-13 23:30:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:06,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:06,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:06,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:06,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:06,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:06,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:06,561 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 23:30:06,564 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 23:30:07,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086903 states to 4226 states and 1086903 transitions. [2021-11-13 23:30:07,778 INFO L276 IsEmpty]: Start isEmpty. Operand 4226 states and 1086903 transitions. [2021-11-13 23:30:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:07,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:07,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:07,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:07,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:07,966 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:07,967 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 23:30:08,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:08,113 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 23:30:08,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:08,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:09,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088987 states to 4229 states and 1088987 transitions. [2021-11-13 23:30:09,347 INFO L276 IsEmpty]: Start isEmpty. Operand 4229 states and 1088987 transitions. [2021-11-13 23:30:09,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:09,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:09,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:09,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:09,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:09,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:09,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:09,523 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 20 treesize of output 12 [2021-11-13 23:30:09,526 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 23:30:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091073 states to 4232 states and 1091073 transitions. [2021-11-13 23:30:10,795 INFO L276 IsEmpty]: Start isEmpty. Operand 4232 states and 1091073 transitions. [2021-11-13 23:30:10,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:10,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:10,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:10,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:10,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:10,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:10,999 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:10,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:11,064 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 23:30:11,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:11,162 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 23:30:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:12,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093161 states to 4235 states and 1093161 transitions. [2021-11-13 23:30:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 4235 states and 1093161 transitions. [2021-11-13 23:30:12,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:12,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:12,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:12,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:12,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:12,646 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:12,646 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 23:30:12,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:12,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:12,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:14,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095251 states to 4238 states and 1095251 transitions. [2021-11-13 23:30:14,053 INFO L276 IsEmpty]: Start isEmpty. Operand 4238 states and 1095251 transitions. [2021-11-13 23:30:14,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:14,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:14,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:14,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:14,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:14,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:14,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:14,258 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:14,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:14,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:14,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:15,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097343 states to 4241 states and 1097343 transitions. [2021-11-13 23:30:15,714 INFO L276 IsEmpty]: Start isEmpty. Operand 4241 states and 1097343 transitions. [2021-11-13 23:30:15,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:15,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:15,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:15,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:15,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:15,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:15,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:15,919 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:15,919 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 [2021-11-13 23:30:16,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:16,097 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 23:30:16,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:17,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099437 states to 4244 states and 1099437 transitions. [2021-11-13 23:30:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 4244 states and 1099437 transitions. [2021-11-13 23:30:17,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:17,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:17,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:17,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:17,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:17,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:17,613 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:17,613 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 23:30:17,814 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 23:30:17,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:19,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101533 states to 4247 states and 1101533 transitions. [2021-11-13 23:30:19,134 INFO L276 IsEmpty]: Start isEmpty. Operand 4247 states and 1101533 transitions. [2021-11-13 23:30:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:19,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:19,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:19,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:19,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:19,451 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 23:30:19,486 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:19,487 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 23:30:19,651 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 23:30:19,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:20,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:20,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103631 states to 4250 states and 1103631 transitions. [2021-11-13 23:30:20,973 INFO L276 IsEmpty]: Start isEmpty. Operand 4250 states and 1103631 transitions. [2021-11-13 23:30:21,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:21,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:21,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:21,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:21,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:21,179 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:21,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:21,241 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 23:30:21,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:21,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:22,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105731 states to 4253 states and 1105731 transitions. [2021-11-13 23:30:22,657 INFO L276 IsEmpty]: Start isEmpty. Operand 4253 states and 1105731 transitions. [2021-11-13 23:30:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:22,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:22,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:22,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:22,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:22,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:22,863 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:22,864 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 23:30:23,048 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 23:30:23,052 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 23:30:23,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107833 states to 4256 states and 1107833 transitions. [2021-11-13 23:30:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4256 states and 1107833 transitions. [2021-11-13 23:30:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:24,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:24,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:24,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:24,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:24,553 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:24,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:24,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:24,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:24,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:25,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109937 states to 4259 states and 1109937 transitions. [2021-11-13 23:30:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand 4259 states and 1109937 transitions. [2021-11-13 23:30:26,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:26,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:26,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:26,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:26,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:26,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:26,226 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 20 treesize of output 12 [2021-11-13 23:30:26,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112043 states to 4262 states and 1112043 transitions. [2021-11-13 23:30:27,615 INFO L276 IsEmpty]: Start isEmpty. Operand 4262 states and 1112043 transitions. [2021-11-13 23:30:27,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:27,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:27,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:27,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:27,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:27,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:27,819 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:27,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:27,979 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 50 treesize of output 42 [2021-11-13 23:30:27,982 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 23:30:28,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:29,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114151 states to 4265 states and 1114151 transitions. [2021-11-13 23:30:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 4265 states and 1114151 transitions. [2021-11-13 23:30:29,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:29,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:29,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:29,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:29,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:29,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:29,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:30:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:30,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:30,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116261 states to 4268 states and 1116261 transitions. [2021-11-13 23:30:30,765 INFO L276 IsEmpty]: Start isEmpty. Operand 4268 states and 1116261 transitions. [2021-11-13 23:30:30,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:30,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:30,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:30,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:30,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:30,960 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:30,960 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 23:30:31,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:31,118 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 23:30:31,121 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 23:30:31,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:32,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118373 states to 4271 states and 1118373 transitions. [2021-11-13 23:30:32,416 INFO L276 IsEmpty]: Start isEmpty. Operand 4271 states and 1118373 transitions. [2021-11-13 23:30:32,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:32,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:32,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:32,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:32,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:32,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:32,577 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 23:30:32,615 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:32,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:32,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:32,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:33,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:34,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120487 states to 4274 states and 1120487 transitions. [2021-11-13 23:30:34,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4274 states and 1120487 transitions. [2021-11-13 23:30:34,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:34,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:34,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:34,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:34,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:34,440 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:34,440 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 23:30:34,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:34,593 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 23:30:34,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:35,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:35,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122603 states to 4277 states and 1122603 transitions. [2021-11-13 23:30:35,879 INFO L276 IsEmpty]: Start isEmpty. Operand 4277 states and 1122603 transitions. [2021-11-13 23:30:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:36,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:36,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:36,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:36,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:36,083 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:36,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:36,144 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 23:30:36,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:36,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:37,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:37,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124721 states to 4280 states and 1124721 transitions. [2021-11-13 23:30:37,558 INFO L276 IsEmpty]: Start isEmpty. Operand 4280 states and 1124721 transitions. [2021-11-13 23:30:37,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:37,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:37,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:37,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:37,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:37,727 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 23:30:37,745 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 20 treesize of output 12 [2021-11-13 23:30:37,748 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 23:30:38,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:39,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126841 states to 4283 states and 1126841 transitions. [2021-11-13 23:30:39,091 INFO L276 IsEmpty]: Start isEmpty. Operand 4283 states and 1126841 transitions. [2021-11-13 23:30:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:39,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:39,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:39,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:39,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:39,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:39,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:39,282 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 23:30:39,284 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 23:30:40,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:40,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128963 states to 4286 states and 1128963 transitions. [2021-11-13 23:30:40,629 INFO L276 IsEmpty]: Start isEmpty. Operand 4286 states and 1128963 transitions. [2021-11-13 23:30:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:40,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:40,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:40,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:40,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:40,832 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:40,832 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 23:30:40,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:41,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:41,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:41,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:42,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131087 states to 4289 states and 1131087 transitions. [2021-11-13 23:30:42,441 INFO L276 IsEmpty]: Start isEmpty. Operand 4289 states and 1131087 transitions. [2021-11-13 23:30:42,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:42,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:42,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:42,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:30:42,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:42,614 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 [2021-11-13 23:30:42,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:30:42,633 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 23:30:43,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:44,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133213 states to 4292 states and 1133213 transitions. [2021-11-13 23:30:44,014 INFO L276 IsEmpty]: Start isEmpty. Operand 4292 states and 1133213 transitions. [2021-11-13 23:30:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:44,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:44,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:44,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:44,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:44,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:44,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:44,229 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:44,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:44,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:44,397 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 23:30:45,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:45,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135341 states to 4295 states and 1135341 transitions. [2021-11-13 23:30:45,726 INFO L276 IsEmpty]: Start isEmpty. Operand 4295 states and 1135341 transitions. [2021-11-13 23:30:45,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:45,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:45,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:45,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:45,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:45,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:45,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:45,937 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:45,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:46,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:46,107 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 23:30:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:47,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137471 states to 4298 states and 1137471 transitions. [2021-11-13 23:30:47,441 INFO L276 IsEmpty]: Start isEmpty. Operand 4298 states and 1137471 transitions. [2021-11-13 23:30:47,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:47,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:47,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:47,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:47,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:47,662 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:47,662 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 23:30:47,727 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 23:30:47,832 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 23:30:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:49,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139603 states to 4301 states and 1139603 transitions. [2021-11-13 23:30:49,205 INFO L276 IsEmpty]: Start isEmpty. Operand 4301 states and 1139603 transitions. [2021-11-13 23:30:49,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:49,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:49,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:49,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:49,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:49,576 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:49,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:49,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:49,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:49,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:50,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:51,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141737 states to 4304 states and 1141737 transitions. [2021-11-13 23:30:51,097 INFO L276 IsEmpty]: Start isEmpty. Operand 4304 states and 1141737 transitions. [2021-11-13 23:30:51,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:51,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:51,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:51,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:51,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:51,307 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:51,307 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 23:30:51,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:51,468 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 23:30:51,471 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 23:30:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:52,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143873 states to 4307 states and 1143873 transitions. [2021-11-13 23:30:52,835 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 1143873 transitions. [2021-11-13 23:30:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:52,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:52,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:53,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:53,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:53,044 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:53,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:53,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:53,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:30:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:54,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146011 states to 4310 states and 1146011 transitions. [2021-11-13 23:30:54,578 INFO L276 IsEmpty]: Start isEmpty. Operand 4310 states and 1146011 transitions. [2021-11-13 23:30:54,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:54,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:54,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:54,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:54,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:54,783 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:54,783 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 23:30:54,856 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 23:30:54,970 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 23:30:54,973 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 23:30:55,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:56,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148151 states to 4313 states and 1148151 transitions. [2021-11-13 23:30:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 4313 states and 1148151 transitions. [2021-11-13 23:30:56,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:56,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:56,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:56,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:56,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:56,526 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:56,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:30:56,599 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 23:30:56,697 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 23:30:56,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:58,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150293 states to 4316 states and 1150293 transitions. [2021-11-13 23:30:58,058 INFO L276 IsEmpty]: Start isEmpty. Operand 4316 states and 1150293 transitions. [2021-11-13 23:30:58,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:58,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:58,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:58,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:58,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:58,263 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:30:58,264 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 23:30:58,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:30:58,427 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 50 treesize of output 42 [2021-11-13 23:30:58,430 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 23:30:59,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152437 states to 4319 states and 1152437 transitions. [2021-11-13 23:30:59,789 INFO L276 IsEmpty]: Start isEmpty. Operand 4319 states and 1152437 transitions. [2021-11-13 23:30:59,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:30:59,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:59,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:30:59,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:30:59,964 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 23:31:00,001 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:00,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:00,185 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 50 treesize of output 42 [2021-11-13 23:31:00,189 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 23:31:01,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:01,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154583 states to 4322 states and 1154583 transitions. [2021-11-13 23:31:01,568 INFO L276 IsEmpty]: Start isEmpty. Operand 4322 states and 1154583 transitions. [2021-11-13 23:31:01,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:01,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:01,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:01,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:01,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:01,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:01,773 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:01,773 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 23:31:01,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:01,955 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 23:31:01,959 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 23:31:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:03,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156731 states to 4325 states and 1156731 transitions. [2021-11-13 23:31:03,320 INFO L276 IsEmpty]: Start isEmpty. Operand 4325 states and 1156731 transitions. [2021-11-13 23:31:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:03,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:03,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:03,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:03,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:03,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:03,514 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 20 treesize of output 12 [2021-11-13 23:31:03,516 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 23:31:04,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:05,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158881 states to 4328 states and 1158881 transitions. [2021-11-13 23:31:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 4328 states and 1158881 transitions. [2021-11-13 23:31:05,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:05,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:05,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:05,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:05,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:05,195 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:05,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:05,256 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 [2021-11-13 23:31:05,352 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 23:31:05,355 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 23:31:06,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161033 states to 4331 states and 1161033 transitions. [2021-11-13 23:31:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 4331 states and 1161033 transitions. [2021-11-13 23:31:06,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:06,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:06,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:06,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:06,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:06,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:06,938 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:06,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:07,102 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 50 treesize of output 42 [2021-11-13 23:31:07,105 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 23:31:07,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163187 states to 4334 states and 1163187 transitions. [2021-11-13 23:31:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 4334 states and 1163187 transitions. [2021-11-13 23:31:08,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:08,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:08,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:08,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:08,664 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:08,664 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 23:31:08,734 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 23:31:08,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:09,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:10,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165343 states to 4337 states and 1165343 transitions. [2021-11-13 23:31:10,203 INFO L276 IsEmpty]: Start isEmpty. Operand 4337 states and 1165343 transitions. [2021-11-13 23:31:10,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:10,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:10,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:10,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:10,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:10,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:10,378 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 [2021-11-13 23:31:10,414 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:10,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:10,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:11,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:11,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167501 states to 4340 states and 1167501 transitions. [2021-11-13 23:31:11,993 INFO L276 IsEmpty]: Start isEmpty. Operand 4340 states and 1167501 transitions. [2021-11-13 23:31:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:12,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:12,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:12,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:12,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:12,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:12,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:31:12,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:13,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:13,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169661 states to 4343 states and 1169661 transitions. [2021-11-13 23:31:13,686 INFO L276 IsEmpty]: Start isEmpty. Operand 4343 states and 1169661 transitions. [2021-11-13 23:31:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:13,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:13,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:13,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:13,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:13,888 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:13,888 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 23:31:13,946 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 23:31:14,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:14,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171823 states to 4346 states and 1171823 transitions. [2021-11-13 23:31:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 4346 states and 1171823 transitions. [2021-11-13 23:31:15,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:15,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:15,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:15,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:15,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:15,561 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 23:31:15,596 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:15,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:15,759 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 23:31:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:16,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173987 states to 4349 states and 1173987 transitions. [2021-11-13 23:31:17,114 INFO L276 IsEmpty]: Start isEmpty. Operand 4349 states and 1173987 transitions. [2021-11-13 23:31:17,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:17,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:17,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:17,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:17,320 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:17,320 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 [2021-11-13 23:31:17,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:17,486 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 23:31:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:18,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176153 states to 4352 states and 1176153 transitions. [2021-11-13 23:31:18,845 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 1176153 transitions. [2021-11-13 23:31:18,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:18,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:18,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:19,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:19,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:19,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:19,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select 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 23:31:19,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:19,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178321 states to 4355 states and 1178321 transitions. [2021-11-13 23:31:20,400 INFO L276 IsEmpty]: Start isEmpty. Operand 4355 states and 1178321 transitions. [2021-11-13 23:31:20,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:20,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:20,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:20,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:20,589 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 23:31:20,591 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 23:31:21,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180491 states to 4358 states and 1180491 transitions. [2021-11-13 23:31:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 4358 states and 1180491 transitions. [2021-11-13 23:31:22,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:22,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:22,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:22,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:22,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:22,169 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:22,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:22,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:22,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:22,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:23,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182663 states to 4361 states and 1182663 transitions. [2021-11-13 23:31:23,683 INFO L276 IsEmpty]: Start isEmpty. Operand 4361 states and 1182663 transitions. [2021-11-13 23:31:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:23,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:23,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:23,856 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 23:31:23,893 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:23,893 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 [2021-11-13 23:31:24,052 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 23:31:24,055 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 23:31:24,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184837 states to 4364 states and 1184837 transitions. [2021-11-13 23:31:25,424 INFO L276 IsEmpty]: Start isEmpty. Operand 4364 states and 1184837 transitions. [2021-11-13 23:31:25,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:25,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:25,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:25,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:25,597 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 23:31:25,615 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 20 treesize of output 12 [2021-11-13 23:31:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187013 states to 4367 states and 1187013 transitions. [2021-11-13 23:31:27,135 INFO L276 IsEmpty]: Start isEmpty. Operand 4367 states and 1187013 transitions. [2021-11-13 23:31:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:27,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:27,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:27,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:27,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:27,281 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 23:31:27,317 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:27,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:27,499 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 23:31:27,503 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 23:31:28,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189191 states to 4370 states and 1189191 transitions. [2021-11-13 23:31:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 4370 states and 1189191 transitions. [2021-11-13 23:31:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:29,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:29,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:29,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:29,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:29,305 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 23:31:29,339 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:29,340 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 23:31:29,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:29,507 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 23:31:30,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:30,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191371 states to 4373 states and 1191371 transitions. [2021-11-13 23:31:30,914 INFO L276 IsEmpty]: Start isEmpty. Operand 4373 states and 1191371 transitions. [2021-11-13 23:31:31,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:31,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:31,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:31,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:31,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:31,122 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:31,122 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 23:31:31,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:31,281 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 23:31:31,284 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 23:31:32,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:32,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193553 states to 4376 states and 1193553 transitions. [2021-11-13 23:31:32,707 INFO L276 IsEmpty]: Start isEmpty. Operand 4376 states and 1193553 transitions. [2021-11-13 23:31:32,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:32,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:32,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:32,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:32,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:32,883 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 [2021-11-13 23:31:32,924 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:32,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:33,109 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 50 treesize of output 42 [2021-11-13 23:31:33,113 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 23:31:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195737 states to 4379 states and 1195737 transitions. [2021-11-13 23:31:34,690 INFO L276 IsEmpty]: Start isEmpty. Operand 4379 states and 1195737 transitions. [2021-11-13 23:31:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:34,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:34,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:34,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:34,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:34,844 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 20 treesize of output 12 [2021-11-13 23:31:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:35,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197923 states to 4382 states and 1197923 transitions. [2021-11-13 23:31:36,259 INFO L276 IsEmpty]: Start isEmpty. Operand 4382 states and 1197923 transitions. [2021-11-13 23:31:36,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:36,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:36,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:36,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:36,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:36,442 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 23:31:36,478 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:36,478 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 23:31:36,633 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 50 treesize of output 42 [2021-11-13 23:31:36,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:37,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:38,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200111 states to 4385 states and 1200111 transitions. [2021-11-13 23:31:38,022 INFO L276 IsEmpty]: Start isEmpty. Operand 4385 states and 1200111 transitions. [2021-11-13 23:31:38,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:38,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:38,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:38,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:38,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:38,230 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:38,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:38,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:38,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:39,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:39,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202301 states to 4388 states and 1202301 transitions. [2021-11-13 23:31:39,794 INFO L276 IsEmpty]: Start isEmpty. Operand 4388 states and 1202301 transitions. [2021-11-13 23:31:39,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:39,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:39,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:39,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:39,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:39,974 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 23:31:39,989 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 20 treesize of output 12 [2021-11-13 23:31:39,991 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 23:31:40,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204493 states to 4391 states and 1204493 transitions. [2021-11-13 23:31:41,406 INFO L276 IsEmpty]: Start isEmpty. Operand 4391 states and 1204493 transitions. [2021-11-13 23:31:41,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:41,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:41,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:41,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:41,837 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:41,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:41,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:41,985 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 23:31:41,989 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 23:31:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:43,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206687 states to 4394 states and 1206687 transitions. [2021-11-13 23:31:43,389 INFO L276 IsEmpty]: Start isEmpty. Operand 4394 states and 1206687 transitions. [2021-11-13 23:31:43,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:43,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:43,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:43,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:43,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:43,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:43,601 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:43,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:43,765 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 23:31:43,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:44,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:45,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208883 states to 4397 states and 1208883 transitions. [2021-11-13 23:31:45,175 INFO L276 IsEmpty]: Start isEmpty. Operand 4397 states and 1208883 transitions. [2021-11-13 23:31:45,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:45,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:45,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:45,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:45,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:45,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:45,388 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:45,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:45,450 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 23:31:45,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:45,559 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 23:31:46,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:46,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211081 states to 4400 states and 1211081 transitions. [2021-11-13 23:31:46,959 INFO L276 IsEmpty]: Start isEmpty. Operand 4400 states and 1211081 transitions. [2021-11-13 23:31:47,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:47,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:47,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:47,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:47,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:47,169 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:47,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:47,237 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 23:31:47,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:47,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:48,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:48,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213281 states to 4403 states and 1213281 transitions. [2021-11-13 23:31:48,749 INFO L276 IsEmpty]: Start isEmpty. Operand 4403 states and 1213281 transitions. [2021-11-13 23:31:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:49,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:49,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:49,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:49,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:49,163 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:49,164 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 23:31:49,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:49,315 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 23:31:49,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215483 states to 4406 states and 1215483 transitions. [2021-11-13 23:31:50,735 INFO L276 IsEmpty]: Start isEmpty. Operand 4406 states and 1215483 transitions. [2021-11-13 23:31:50,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:50,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:50,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:50,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:50,944 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:50,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:51,009 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 23:31:51,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:51,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:52,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:52,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217687 states to 4409 states and 1217687 transitions. [2021-11-13 23:31:52,549 INFO L276 IsEmpty]: Start isEmpty. Operand 4409 states and 1217687 transitions. [2021-11-13 23:31:52,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:52,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:52,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:52,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:52,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:52,758 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:52,758 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 23:31:52,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:52,917 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 23:31:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:53,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:54,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219893 states to 4412 states and 1219893 transitions. [2021-11-13 23:31:54,332 INFO L276 IsEmpty]: Start isEmpty. Operand 4412 states and 1219893 transitions. [2021-11-13 23:31:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:54,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:54,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:54,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:54,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:54,513 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 23:31:54,527 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 20 treesize of output 12 [2021-11-13 23:31:54,529 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 23:31:55,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:55,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222101 states to 4415 states and 1222101 transitions. [2021-11-13 23:31:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4415 states and 1222101 transitions. [2021-11-13 23:31:56,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:56,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:56,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:56,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:56,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:56,174 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:56,174 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 [2021-11-13 23:31:56,232 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 23:31:56,335 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 [2021-11-13 23:31:56,338 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 23:31:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:57,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224311 states to 4418 states and 1224311 transitions. [2021-11-13 23:31:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 4418 states and 1224311 transitions. [2021-11-13 23:31:57,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:57,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:57,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:57,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:57,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:31:57,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:57,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:31:57,949 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 23:31:57,951 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 23:31:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:59,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226523 states to 4421 states and 1226523 transitions. [2021-11-13 23:31:59,392 INFO L276 IsEmpty]: Start isEmpty. Operand 4421 states and 1226523 transitions. [2021-11-13 23:31:59,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:31:59,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:59,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:59,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:31:59,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:31:59,605 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:31:59,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:31:59,664 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 23:31:59,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:31:59,767 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 23:32:00,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:01,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228737 states to 4424 states and 1228737 transitions. [2021-11-13 23:32:01,196 INFO L276 IsEmpty]: Start isEmpty. Operand 4424 states and 1228737 transitions. [2021-11-13 23:32:01,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:32:01,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:01,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:01,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:32:01,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:01,409 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:32:01,409 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 [2021-11-13 23:32:01,472 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 23:32:01,568 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 50 treesize of output 42 [2021-11-13 23:32:01,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:02,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230953 states to 4427 states and 1230953 transitions. [2021-11-13 23:32:03,001 INFO L276 IsEmpty]: Start isEmpty. Operand 4427 states and 1230953 transitions. [2021-11-13 23:32:03,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:32:03,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:03,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:03,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:32:03,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:03,213 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:32:03,213 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 23:32:03,281 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 23:32:03,384 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 23:32:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:32:04,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:04,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233171 states to 4430 states and 1233171 transitions. [2021-11-13 23:32:04,933 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 1233171 transitions. [2021-11-13 23:32:05,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:32:05,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:05,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:05,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:32:05,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:32:05,108 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 23:32:05,143 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:32:05,144 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