./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/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 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:04:46,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:04:46,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:04:46,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:04:46,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:04:46,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:04:46,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:04:46,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:04:46,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:04:46,914 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:04:46,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:04:46,917 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:04:46,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:04:46,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:04:46,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:04:46,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:04:46,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:04:46,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:04:46,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:04:46,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:04:46,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:04:46,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:04:46,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:04:46,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:04:46,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:04:46,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:04:46,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:04:46,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:04:46,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:04:46,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:04:46,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:04:46,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:04:46,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:04:46,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:04:46,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:04:46,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:04:46,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:04:46,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:04:46,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:04:46,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:04:46,956 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:04:46,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 21:04:46,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:04:46,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:04:46,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:04:46,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:04:46,999 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:04:46,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:04:46,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:04:47,000 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 21:04:47,003 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 21:04:47,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:04:47,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 21:04:47,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:04:47,005 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:04:47,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:04:47,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:04:47,006 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 21:04:47,006 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 21:04:47,006 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:04:47,006 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:04:47,007 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:04:47,007 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:04:47,007 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:04:47,007 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:04:47,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:47,008 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:04:47,008 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:04:47,008 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:04:47,009 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:04:47,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:04:47,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:04:47,011 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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d [2021-11-13 21:04:47,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:04:47,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:04:47,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:04:47,308 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:04:47,311 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:04:47,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2021-11-13 21:04:47,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/data/bb3491b1b/4aa36d45478549e38fb88e3fa9075023/FLAG2b1be42b1 [2021-11-13 21:04:48,028 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:04:48,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2021-11-13 21:04:48,056 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/data/bb3491b1b/4aa36d45478549e38fb88e3fa9075023/FLAG2b1be42b1 [2021-11-13 21:04:48,261 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/data/bb3491b1b/4aa36d45478549e38fb88e3fa9075023 [2021-11-13 21:04:48,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:04:48,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:04:48,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:48,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:04:48,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:04:48,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752dceaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:48, skipping insertion in model container [2021-11-13 21:04:48,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:04:48" (1/1) ... [2021-11-13 21:04:48,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:04:48,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:04:48,852 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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2021-11-13 21:04:49,019 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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2021-11-13 21:04:49,020 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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2021-11-13 21:04:49,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:49,048 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:04:49,103 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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2021-11-13 21:04:49,195 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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2021-11-13 21:04:49,196 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_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2021-11-13 21:04:49,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:04:49,259 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:04:49,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49 WrapperNode [2021-11-13 21:04:49,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:04:49,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:49,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:04:49,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:04:49,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:04:49,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:04:49,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:04:49,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:04:49,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:04:49,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:04:49,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:04:49,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:04:49,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:04:49" (1/1) ... [2021-11-13 21:04:49,653 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:04:49,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:04:49,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:04:49,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b83ee59f-a87e-4d06-a4ee-f525c963a4dd/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:04:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 21:04:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 21:04:49,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 21:04:49,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 21:04:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 21:04:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 21:04:49,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:04:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 21:04:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 21:04:49,770 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:04:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:04:49,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:04:49,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:04:51,697 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:04:51,697 INFO L299 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-13 21:04:51,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:51 BoogieIcfgContainer [2021-11-13 21:04:51,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:04:51,701 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:04:51,701 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:04:51,712 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:04:51,712 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:04:51" (1/1) ... [2021-11-13 21:04:51,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:04:51,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:51,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 130 states and 222 transitions. [2021-11-13 21:04:51,785 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 222 transitions. [2021-11-13 21:04:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:51,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:51,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:51,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:51,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:52,141 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:52,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:52,352 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 21:04:52,635 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 57 treesize of output 45 [2021-11-13 21:04:52,653 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 21:04:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:52,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 231 transitions. [2021-11-13 21:04:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 231 transitions. [2021-11-13 21:04:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:52,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:52,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:52,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:52,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:52,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:52,885 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:52,886 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 21:04:53,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:04:53,210 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 21:04:53,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 136 states and 243 transitions. [2021-11-13 21:04:53,227 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 243 transitions. [2021-11-13 21:04:53,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:53,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:53,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:53,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:04:53,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:53,373 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 21:04:53,424 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 27 treesize of output 15 [2021-11-13 21:04:53,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:53,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:53,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 139 states and 258 transitions. [2021-11-13 21:04:53,590 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 258 transitions. [2021-11-13 21:04:53,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:53,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:53,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:53,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:53,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:53,684 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 21:04:53,732 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:53,732 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 21:04:54,061 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 57 treesize of output 45 [2021-11-13 21:04:54,074 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 21:04:54,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 142 states and 277 transitions. [2021-11-13 21:04:54,084 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 277 transitions. [2021-11-13 21:04:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:54,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:54,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:54,214 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:54,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:54,312 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 21:04:54,518 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 57 treesize of output 45 [2021-11-13 21:04:54,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:54,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 297 transitions. [2021-11-13 21:04:54,554 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 297 transitions. [2021-11-13 21:04:54,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:54,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:04:54,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:54,638 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 21:04:54,669 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 27 treesize of output 15 [2021-11-13 21:04:54,676 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 21:04:54,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 148 states and 320 transitions. [2021-11-13 21:04:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 320 transitions. [2021-11-13 21:04:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:54,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:54,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:54,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:54,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:54,754 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 21:04:54,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:54,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:55,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:04:55,105 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 21:04:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:55,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 151 states and 349 transitions. [2021-11-13 21:04:55,121 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 349 transitions. [2021-11-13 21:04:55,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:55,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:55,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:55,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:55,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:55,267 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:55,274 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 21:04:55,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:55,568 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 57 treesize of output 45 [2021-11-13 21:04:55,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:55,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:55,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 154 states and 382 transitions. [2021-11-13 21:04:55,589 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 382 transitions. [2021-11-13 21:04:55,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:55,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:55,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:55,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:55,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:55,679 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 21:04:55,732 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:55,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:55,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:04:56,011 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 21:04:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 157 states and 420 transitions. [2021-11-13 21:04:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 420 transitions. [2021-11-13 21:04:56,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:56,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:56,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:56,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:56,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:56,148 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:56,148 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 21:04:56,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:56,406 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 57 treesize of output 45 [2021-11-13 21:04:56,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:56,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 160 states and 461 transitions. [2021-11-13 21:04:56,425 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 461 transitions. [2021-11-13 21:04:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:56,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:56,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:56,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:56,486 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:56,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:56,540 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:56,544 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 21:04:56,648 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 21:04:56,835 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 57 treesize of output 45 [2021-11-13 21:04:56,846 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 21:04:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 163 states and 506 transitions. [2021-11-13 21:04:56,853 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 506 transitions. [2021-11-13 21:04:56,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:56,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:56,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:56,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:56,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:56,958 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:56,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:57,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:57,192 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 57 treesize of output 45 [2021-11-13 21:04:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 166 states and 555 transitions. [2021-11-13 21:04:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 555 transitions. [2021-11-13 21:04:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:57,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:57,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:57,304 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:57,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:57,386 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 21:04:57,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:04:57,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 169 states and 608 transitions. [2021-11-13 21:04:57,536 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 608 transitions. [2021-11-13 21:04:57,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:57,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:57,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:57,637 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:57,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:57,740 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 21:04:57,886 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 57 treesize of output 45 [2021-11-13 21:04:57,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:57,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:57,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 172 states and 665 transitions. [2021-11-13 21:04:57,902 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 665 transitions. [2021-11-13 21:04:57,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:57,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:57,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:57,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:57,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:04:57,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:57,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:58,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:04:58,011 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 21:04:58,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:58,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 175 states and 728 transitions. [2021-11-13 21:04:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 728 transitions. [2021-11-13 21:04:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:58,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:58,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:58,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:58,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:04:58,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:58,072 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 21:04:58,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:04:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:58,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:58,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 178 states and 795 transitions. [2021-11-13 21:04:58,106 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 795 transitions. [2021-11-13 21:04:58,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:58,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:58,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:58,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:58,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:58,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:58,202 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:58,202 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 21:04:58,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:04:58,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:58,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 181 states and 854 transitions. [2021-11-13 21:04:58,493 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 854 transitions. [2021-11-13 21:04:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:58,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:58,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:58,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:58,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:58,581 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:58,581 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 21:04:58,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:58,835 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 57 treesize of output 45 [2021-11-13 21:04:58,845 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 21:04:58,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 184 states and 917 transitions. [2021-11-13 21:04:58,855 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 917 transitions. [2021-11-13 21:04:58,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:58,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:58,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:58,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:04:58,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:58,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:58,937 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 27 treesize of output 15 [2021-11-13 21:04:58,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:58,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:58,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 187 states and 984 transitions. [2021-11-13 21:04:58,951 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 984 transitions. [2021-11-13 21:04:58,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:58,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:58,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:58,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:59,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:59,008 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 21:04:59,056 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:59,056 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 21:04:59,360 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 57 treesize of output 45 [2021-11-13 21:04:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:04:59,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 190 states and 1055 transitions. [2021-11-13 21:04:59,380 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 1055 transitions. [2021-11-13 21:04:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:59,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:59,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:59,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:59,484 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:59,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:04:59,577 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 21:04:59,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:04:59,768 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 21:04:59,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:04:59,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 193 states and 1130 transitions. [2021-11-13 21:04:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 1130 transitions. [2021-11-13 21:04:59,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:04:59,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:04:59,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:04:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:04:59,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:04:59,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:04:59,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:04:59,892 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:04:59,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:00,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:00,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 196 states and 1209 transitions. [2021-11-13 21:05:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 1209 transitions. [2021-11-13 21:05:00,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:00,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:00,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:00,253 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:00,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:00,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:00,507 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 57 treesize of output 45 [2021-11-13 21:05:00,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 199 states and 1292 transitions. [2021-11-13 21:05:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 1292 transitions. [2021-11-13 21:05:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:00,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:00,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:00,617 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:00,618 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 21:05:00,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:00,878 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 57 treesize of output 45 [2021-11-13 21:05:00,887 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 21:05:00,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:00,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 202 states and 1369 transitions. [2021-11-13 21:05:00,899 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 1369 transitions. [2021-11-13 21:05:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:00,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:00,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:00,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:00,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:00,945 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 21:05:00,985 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:00,985 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 21:05:01,223 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 57 treesize of output 45 [2021-11-13 21:05:01,233 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 21:05:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 205 states and 1471 transitions. [2021-11-13 21:05:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 1471 transitions. [2021-11-13 21:05:01,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:01,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:01,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:01,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:01,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:01,310 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 21:05:01,331 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 27 treesize of output 15 [2021-11-13 21:05:01,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:01,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:01,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 208 states and 1577 transitions. [2021-11-13 21:05:01,346 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 1577 transitions. [2021-11-13 21:05:01,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:01,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:01,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:01,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:01,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:01,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:01,418 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 27 treesize of output 15 [2021-11-13 21:05:01,427 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 21:05:01,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 211 states and 1688 transitions. [2021-11-13 21:05:01,439 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 1688 transitions. [2021-11-13 21:05:01,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:01,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:01,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:01,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:01,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:01,489 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 21:05:01,536 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:01,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:01,793 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 57 treesize of output 45 [2021-11-13 21:05:01,802 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 21:05:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 214 states and 1793 transitions. [2021-11-13 21:05:01,811 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 1793 transitions. [2021-11-13 21:05:01,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:01,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:01,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:01,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:01,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:01,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:01,871 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 21:05:01,912 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:01,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:02,146 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 57 treesize of output 45 [2021-11-13 21:05:02,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 217 states and 1903 transitions. [2021-11-13 21:05:02,172 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 1903 transitions. [2021-11-13 21:05:02,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:02,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:02,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:02,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:02,259 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 27 treesize of output 15 [2021-11-13 21:05:02,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 220 states and 2025 transitions. [2021-11-13 21:05:02,278 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 2025 transitions. [2021-11-13 21:05:02,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:02,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:02,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:02,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:02,349 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 27 treesize of output 15 [2021-11-13 21:05:02,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:02,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 223 states and 2143 transitions. [2021-11-13 21:05:02,368 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 2143 transitions. [2021-11-13 21:05:02,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:02,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:02,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:02,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:02,446 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 27 treesize of output 15 [2021-11-13 21:05:02,454 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 21:05:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 226 states and 2265 transitions. [2021-11-13 21:05:02,466 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 2265 transitions. [2021-11-13 21:05:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:02,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:02,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:02,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:02,555 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:02,555 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 21:05:02,762 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 57 treesize of output 45 [2021-11-13 21:05:02,771 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 21:05:02,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:02,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 229 states and 2390 transitions. [2021-11-13 21:05:02,783 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 2390 transitions. [2021-11-13 21:05:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:02,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:02,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:02,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:02,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:02,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:02,881 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:02,882 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 21:05:03,084 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 57 treesize of output 45 [2021-11-13 21:05:03,093 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 21:05:03,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:03,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 232 states and 2519 transitions. [2021-11-13 21:05:03,105 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 2519 transitions. [2021-11-13 21:05:03,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:03,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:03,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:03,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:03,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:03,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:03,208 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:03,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:03,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:03,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:03,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:03,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 235 states and 2652 transitions. [2021-11-13 21:05:03,457 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 2652 transitions. [2021-11-13 21:05:03,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:03,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:03,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:03,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:03,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:03,513 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 21:05:03,558 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:03,559 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 21:05:03,780 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 57 treesize of output 45 [2021-11-13 21:05:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:03,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2789 states to 238 states and 2789 transitions. [2021-11-13 21:05:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 2789 transitions. [2021-11-13 21:05:03,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:03,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:03,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:03,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:03,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:03,847 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 21:05:03,867 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 27 treesize of output 15 [2021-11-13 21:05:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:03,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:03,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 241 states and 2919 transitions. [2021-11-13 21:05:03,884 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 2919 transitions. [2021-11-13 21:05:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:03,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:03,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:03,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:03,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:03,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:03,932 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 21:05:03,956 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 27 treesize of output 15 [2021-11-13 21:05:03,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:03,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 244 states and 3054 transitions. [2021-11-13 21:05:03,978 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 3054 transitions. [2021-11-13 21:05:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:03,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:03,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:04,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:04,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:04,027 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 21:05:04,075 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:04,076 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 21:05:04,301 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 57 treesize of output 45 [2021-11-13 21:05:04,310 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 21:05:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:04,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 247 states and 3202 transitions. [2021-11-13 21:05:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 3202 transitions. [2021-11-13 21:05:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:04,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:04,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:04,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:04,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:04,415 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:04,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:04,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:04,609 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 57 treesize of output 45 [2021-11-13 21:05:04,617 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 21:05:04,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:04,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 250 states and 3354 transitions. [2021-11-13 21:05:04,628 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 3354 transitions. [2021-11-13 21:05:04,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:04,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:04,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:04,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:04,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:04,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:04,684 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 21:05:04,733 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:04,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:04,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:04,958 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 21:05:04,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 253 states and 3509 transitions. [2021-11-13 21:05:04,975 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 3509 transitions. [2021-11-13 21:05:04,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:04,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:04,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:05,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:05,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:05,107 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:05,107 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 21:05:05,290 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 57 treesize of output 45 [2021-11-13 21:05:05,295 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 21:05:05,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 256 states and 3680 transitions. [2021-11-13 21:05:05,307 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 3680 transitions. [2021-11-13 21:05:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:05,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:05,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:05,362 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 21:05:05,402 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:05,403 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 21:05:05,606 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 57 treesize of output 45 [2021-11-13 21:05:05,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3843 states to 259 states and 3843 transitions. [2021-11-13 21:05:05,626 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 3843 transitions. [2021-11-13 21:05:05,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:05,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:05,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:05,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:05,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:05,702 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 21:05:05,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:05,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 262 states and 4010 transitions. [2021-11-13 21:05:05,712 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 4010 transitions. [2021-11-13 21:05:05,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:05,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:05,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:05,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:05,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:05,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:05,802 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 21:05:05,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:06,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:06,016 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 21:05:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4192 states to 265 states and 4192 transitions. [2021-11-13 21:05:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 4192 transitions. [2021-11-13 21:05:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:06,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:06,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:06,078 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 21:05:06,116 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:06,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:06,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:06,330 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 21:05:06,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4353 states to 268 states and 4353 transitions. [2021-11-13 21:05:06,341 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 4353 transitions. [2021-11-13 21:05:06,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:06,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:06,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:06,384 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 21:05:06,421 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:06,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:06,651 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 57 treesize of output 45 [2021-11-13 21:05:06,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:06,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 271 states and 4518 transitions. [2021-11-13 21:05:06,668 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 4518 transitions. [2021-11-13 21:05:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:06,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:06,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:06,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:06,753 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:06,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:06,841 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 21:05:06,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:06,972 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 21:05:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4687 states to 274 states and 4687 transitions. [2021-11-13 21:05:06,984 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 4687 transitions. [2021-11-13 21:05:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:06,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:06,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,032 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 21:05:07,077 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:07,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:07,262 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 57 treesize of output 45 [2021-11-13 21:05:07,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4861 states to 277 states and 4861 transitions. [2021-11-13 21:05:07,291 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 4861 transitions. [2021-11-13 21:05:07,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:07,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,371 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:07,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:07,446 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 21:05:07,567 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 57 treesize of output 45 [2021-11-13 21:05:07,576 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 21:05:07,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5038 states to 280 states and 5038 transitions. [2021-11-13 21:05:07,588 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 5038 transitions. [2021-11-13 21:05:07,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:07,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:07,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:07,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:07,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:07,635 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 21:05:07,681 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:07,682 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 21:05:07,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:07,960 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 21:05:07,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5219 states to 283 states and 5219 transitions. [2021-11-13 21:05:07,975 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 5219 transitions. [2021-11-13 21:05:07,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:07,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:07,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:08,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:08,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:08,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:08,038 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 21:05:08,061 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 27 treesize of output 15 [2021-11-13 21:05:08,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:08,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:08,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5412 states to 286 states and 5412 transitions. [2021-11-13 21:05:08,079 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 5412 transitions. [2021-11-13 21:05:08,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:08,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:08,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:08,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:08,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:08,165 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:08,166 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 21:05:08,237 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 21:05:08,353 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 57 treesize of output 45 [2021-11-13 21:05:08,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:08,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:08,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5609 states to 289 states and 5609 transitions. [2021-11-13 21:05:08,376 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 5609 transitions. [2021-11-13 21:05:08,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:08,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:08,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:08,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:08,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:08,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:08,462 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:08,463 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 21:05:08,652 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 57 treesize of output 45 [2021-11-13 21:05:08,659 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 21:05:08,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5810 states to 292 states and 5810 transitions. [2021-11-13 21:05:08,671 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 5810 transitions. [2021-11-13 21:05:08,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:08,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:08,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:08,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:08,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:08,753 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:08,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:08,830 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 21:05:08,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:08,958 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 21:05:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6015 states to 295 states and 6015 transitions. [2021-11-13 21:05:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 6015 transitions. [2021-11-13 21:05:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:08,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:09,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:09,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:09,052 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:09,052 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 21:05:09,129 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 21:05:09,258 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 57 treesize of output 45 [2021-11-13 21:05:09,263 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 21:05:09,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:09,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6224 states to 298 states and 6224 transitions. [2021-11-13 21:05:09,283 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 6224 transitions. [2021-11-13 21:05:09,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:09,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:09,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:09,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:09,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:09,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:09,372 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:09,373 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 21:05:09,467 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 21:05:09,618 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 57 treesize of output 45 [2021-11-13 21:05:09,627 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 21:05:09,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:09,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6437 states to 301 states and 6437 transitions. [2021-11-13 21:05:09,641 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 6437 transitions. [2021-11-13 21:05:09,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:09,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:09,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:09,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:09,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:09,720 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:09,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:09,791 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 21:05:09,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:09,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:09,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6640 states to 304 states and 6640 transitions. [2021-11-13 21:05:09,928 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 6640 transitions. [2021-11-13 21:05:09,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:09,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:09,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:09,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:09,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:09,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:10,018 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:10,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:10,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:10,241 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 21:05:10,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6860 states to 307 states and 6860 transitions. [2021-11-13 21:05:10,252 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 6860 transitions. [2021-11-13 21:05:10,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:10,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:10,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:10,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:10,340 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:10,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:10,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:10,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:10,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7050 states to 310 states and 7050 transitions. [2021-11-13 21:05:10,544 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 7050 transitions. [2021-11-13 21:05:10,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:10,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:10,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:10,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:10,628 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:10,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:10,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:10,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:10,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:10,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7244 states to 313 states and 7244 transitions. [2021-11-13 21:05:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 7244 transitions. [2021-11-13 21:05:10,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:10,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:10,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:10,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:10,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:10,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:10,946 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:10,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:11,024 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 21:05:11,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:11,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7442 states to 316 states and 7442 transitions. [2021-11-13 21:05:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 7442 transitions. [2021-11-13 21:05:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:11,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:11,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:11,286 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:11,287 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 21:05:11,352 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 21:05:11,488 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 57 treesize of output 45 [2021-11-13 21:05:11,498 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 21:05:11,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7644 states to 319 states and 7644 transitions. [2021-11-13 21:05:11,515 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 7644 transitions. [2021-11-13 21:05:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:11,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:11,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:11,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:11,630 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:11,630 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 21:05:11,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:11,828 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 21:05:11,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:11,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7841 states to 322 states and 7841 transitions. [2021-11-13 21:05:11,845 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 7841 transitions. [2021-11-13 21:05:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:11,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:11,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:11,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:11,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:11,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:11,929 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:11,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:12,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8042 states to 325 states and 8042 transitions. [2021-11-13 21:05:12,145 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 8042 transitions. [2021-11-13 21:05:12,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:12,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:12,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:12,244 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:12,244 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 21:05:12,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:12,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:12,463 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 21:05:12,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8247 states to 328 states and 8247 transitions. [2021-11-13 21:05:12,478 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 8247 transitions. [2021-11-13 21:05:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:12,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:12,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:12,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:12,558 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:12,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:12,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:12,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:12,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:12,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8456 states to 331 states and 8456 transitions. [2021-11-13 21:05:12,792 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 8456 transitions. [2021-11-13 21:05:12,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:12,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:12,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:12,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:12,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:12,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:12,881 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:12,882 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 21:05:13,075 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 57 treesize of output 45 [2021-11-13 21:05:13,080 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 21:05:13,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8669 states to 334 states and 8669 transitions. [2021-11-13 21:05:13,090 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 8669 transitions. [2021-11-13 21:05:13,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:13,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:13,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:13,141 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 21:05:13,183 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:13,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:13,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:13,378 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 21:05:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8920 states to 337 states and 8920 transitions. [2021-11-13 21:05:13,386 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 8920 transitions. [2021-11-13 21:05:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:13,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:13,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:13,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:13,456 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 27 treesize of output 15 [2021-11-13 21:05:13,462 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 21:05:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9198 states to 340 states and 9198 transitions. [2021-11-13 21:05:13,478 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 9198 transitions. [2021-11-13 21:05:13,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:13,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:13,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:13,558 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:13,559 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 21:05:13,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:13,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:13,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:13,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:13,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9457 states to 343 states and 9457 transitions. [2021-11-13 21:05:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 9457 transitions. [2021-11-13 21:05:13,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:13,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:13,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:13,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:13,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:13,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:13,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:13,876 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:13,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:14,087 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 57 treesize of output 45 [2021-11-13 21:05:14,092 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 21:05:14,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9748 states to 346 states and 9748 transitions. [2021-11-13 21:05:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 9748 transitions. [2021-11-13 21:05:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:14,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:14,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:14,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:14,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:14,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:14,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9999 states to 349 states and 9999 transitions. [2021-11-13 21:05:14,187 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 9999 transitions. [2021-11-13 21:05:14,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:14,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:14,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:14,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:14,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:14,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:14,273 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 27 treesize of output 15 [2021-11-13 21:05:14,280 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 21:05:14,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10264 states to 352 states and 10264 transitions. [2021-11-13 21:05:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 10264 transitions. [2021-11-13 21:05:14,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:14,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:14,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:14,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:14,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:14,414 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 21:05:14,459 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:14,459 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 21:05:14,686 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 57 treesize of output 45 [2021-11-13 21:05:14,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:14,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:14,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10533 states to 355 states and 10533 transitions. [2021-11-13 21:05:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 10533 transitions. [2021-11-13 21:05:14,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:14,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:14,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:14,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:14,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:14,800 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:14,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:14,876 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 21:05:14,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:15,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:15,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:15,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10840 states to 358 states and 10840 transitions. [2021-11-13 21:05:15,016 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 10840 transitions. [2021-11-13 21:05:15,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:15,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:15,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:15,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:15,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:15,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:15,063 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 21:05:15,103 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:15,104 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 21:05:15,309 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 57 treesize of output 45 [2021-11-13 21:05:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:15,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:15,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11151 states to 361 states and 11151 transitions. [2021-11-13 21:05:15,335 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 11151 transitions. [2021-11-13 21:05:15,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:15,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:15,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:15,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:15,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:15,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:15,417 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:15,417 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 21:05:15,482 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 21:05:15,600 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 57 treesize of output 45 [2021-11-13 21:05:15,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:15,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:15,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11400 states to 364 states and 11400 transitions. [2021-11-13 21:05:15,622 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 11400 transitions. [2021-11-13 21:05:15,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:15,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:15,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:15,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:15,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:15,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:15,699 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 27 treesize of output 15 [2021-11-13 21:05:15,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:15,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:15,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11653 states to 367 states and 11653 transitions. [2021-11-13 21:05:15,718 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 11653 transitions. [2021-11-13 21:05:15,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:15,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:15,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:15,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:15,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:15,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:15,810 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:15,810 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 21:05:16,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:16,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11910 states to 370 states and 11910 transitions. [2021-11-13 21:05:16,040 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 11910 transitions. [2021-11-13 21:05:16,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:16,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:16,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:16,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:16,105 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 21:05:16,155 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:16,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:16,330 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 57 treesize of output 45 [2021-11-13 21:05:16,335 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 21:05:16,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12181 states to 373 states and 12181 transitions. [2021-11-13 21:05:16,346 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 12181 transitions. [2021-11-13 21:05:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:16,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:16,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:16,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:16,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:16,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:16,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:16,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12504 states to 376 states and 12504 transitions. [2021-11-13 21:05:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 12504 transitions. [2021-11-13 21:05:16,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:16,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:16,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:16,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:16,532 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:16,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:16,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:16,729 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 57 treesize of output 45 [2021-11-13 21:05:16,735 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 21:05:16,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:16,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12831 states to 379 states and 12831 transitions. [2021-11-13 21:05:16,747 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 12831 transitions. [2021-11-13 21:05:16,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:16,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:16,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:16,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:16,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:16,829 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:16,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:16,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:17,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:17,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:17,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:17,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13135 states to 382 states and 13135 transitions. [2021-11-13 21:05:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 13135 transitions. [2021-11-13 21:05:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:17,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:17,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:17,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:17,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:17,094 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 21:05:17,129 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:17,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:17,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:17,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:17,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:17,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13443 states to 385 states and 13443 transitions. [2021-11-13 21:05:17,344 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 13443 transitions. [2021-11-13 21:05:17,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:17,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:17,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:17,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:17,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:17,434 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:17,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:17,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:17,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:17,654 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 21:05:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13755 states to 388 states and 13755 transitions. [2021-11-13 21:05:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 13755 transitions. [2021-11-13 21:05:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:17,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:17,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:17,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:17,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:17,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:17,754 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:17,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:17,829 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 21:05:17,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:17,962 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 21:05:17,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14071 states to 391 states and 14071 transitions. [2021-11-13 21:05:17,980 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 14071 transitions. [2021-11-13 21:05:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:17,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:17,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:18,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:18,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:18,028 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 21:05:18,073 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:18,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:18,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:18,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:18,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14391 states to 394 states and 14391 transitions. [2021-11-13 21:05:18,274 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 14391 transitions. [2021-11-13 21:05:18,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:18,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:18,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:18,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:18,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:18,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:18,341 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 27 treesize of output 15 [2021-11-13 21:05:18,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:18,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14715 states to 397 states and 14715 transitions. [2021-11-13 21:05:18,368 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 14715 transitions. [2021-11-13 21:05:18,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:18,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:18,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:18,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:18,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:18,414 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 21:05:18,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:18,438 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 21:05:18,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:18,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15004 states to 400 states and 15004 transitions. [2021-11-13 21:05:18,457 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 15004 transitions. [2021-11-13 21:05:18,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:18,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:18,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:18,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:18,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:18,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:18,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:18,548 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:18,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:18,763 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 57 treesize of output 45 [2021-11-13 21:05:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:18,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:18,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15297 states to 403 states and 15297 transitions. [2021-11-13 21:05:18,788 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 15297 transitions. [2021-11-13 21:05:18,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:18,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:18,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:18,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:18,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:18,849 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 21:05:18,893 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:18,893 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 21:05:19,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:19,119 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 21:05:19,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:19,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15652 states to 406 states and 15652 transitions. [2021-11-13 21:05:19,139 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 15652 transitions. [2021-11-13 21:05:19,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:19,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:19,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:19,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:19,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:19,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:19,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:19,244 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:19,244 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 21:05:19,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:19,471 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 21:05:19,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:19,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15990 states to 409 states and 15990 transitions. [2021-11-13 21:05:19,490 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 15990 transitions. [2021-11-13 21:05:19,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:19,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:19,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:19,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:19,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:19,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:19,582 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:19,582 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 21:05:19,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:19,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16293 states to 412 states and 16293 transitions. [2021-11-13 21:05:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 16293 transitions. [2021-11-13 21:05:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:19,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:19,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:19,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:19,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:19,859 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 21:05:19,878 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 27 treesize of output 15 [2021-11-13 21:05:19,886 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 21:05:19,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:19,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16600 states to 415 states and 16600 transitions. [2021-11-13 21:05:19,906 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 16600 transitions. [2021-11-13 21:05:19,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:19,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:19,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:19,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:19,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:19,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:20,004 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:20,005 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 21:05:20,098 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 21:05:20,229 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 57 treesize of output 45 [2021-11-13 21:05:20,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:20,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16948 states to 418 states and 16948 transitions. [2021-11-13 21:05:20,259 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 16948 transitions. [2021-11-13 21:05:20,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:20,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:20,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:20,308 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 21:05:20,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:20,334 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 21:05:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17339 states to 421 states and 17339 transitions. [2021-11-13 21:05:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 17339 transitions. [2021-11-13 21:05:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:20,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:20,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:20,437 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:20,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:20,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:20,615 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 57 treesize of output 45 [2021-11-13 21:05:20,622 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 21:05:20,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17692 states to 424 states and 17692 transitions. [2021-11-13 21:05:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 17692 transitions. [2021-11-13 21:05:20,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:20,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:20,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:20,727 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:20,727 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 21:05:20,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:20,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:20,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:20,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:20,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18049 states to 427 states and 18049 transitions. [2021-11-13 21:05:20,915 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 18049 transitions. [2021-11-13 21:05:20,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:20,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:20,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:20,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:20,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:20,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:20,963 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 21:05:20,998 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:20,999 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 21:05:21,163 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 57 treesize of output 45 [2021-11-13 21:05:21,171 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 21:05:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18392 states to 430 states and 18392 transitions. [2021-11-13 21:05:21,187 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 18392 transitions. [2021-11-13 21:05:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:21,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:21,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:21,240 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 21:05:21,287 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:21,287 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 21:05:21,466 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 57 treesize of output 45 [2021-11-13 21:05:21,473 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 21:05:21,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18781 states to 433 states and 18781 transitions. [2021-11-13 21:05:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 18781 transitions. [2021-11-13 21:05:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:21,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:21,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:21,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:21,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:21,556 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 21:05:21,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19132 states to 436 states and 19132 transitions. [2021-11-13 21:05:21,570 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 19132 transitions. [2021-11-13 21:05:21,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:21,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:21,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:21,658 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:21,658 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 21:05:21,734 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 21:05:21,847 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 57 treesize of output 45 [2021-11-13 21:05:21,855 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 21:05:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:21,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19487 states to 439 states and 19487 transitions. [2021-11-13 21:05:21,870 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 19487 transitions. [2021-11-13 21:05:21,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:21,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:21,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:21,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:21,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:21,908 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:21,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:21,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:21,946 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 21:05:22,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19862 states to 442 states and 19862 transitions. [2021-11-13 21:05:22,068 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 19862 transitions. [2021-11-13 21:05:22,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:22,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:22,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:22,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:22,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:22,162 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:22,162 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 [2021-11-13 21:05:22,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:22,374 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 57 treesize of output 45 [2021-11-13 21:05:22,382 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 21:05:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:22,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20241 states to 445 states and 20241 transitions. [2021-11-13 21:05:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 20241 transitions. [2021-11-13 21:05:22,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:22,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:22,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:22,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:22,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:22,489 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:22,489 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 21:05:22,561 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 21:05:22,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:22,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:22,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:22,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20624 states to 448 states and 20624 transitions. [2021-11-13 21:05:22,704 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 20624 transitions. [2021-11-13 21:05:22,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:22,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:22,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:22,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:22,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:22,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:22,788 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:22,789 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 21:05:22,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:22,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:23,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21011 states to 451 states and 21011 transitions. [2021-11-13 21:05:23,009 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 21011 transitions. [2021-11-13 21:05:23,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:23,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:23,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:23,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:23,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:23,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:23,073 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 27 treesize of output 15 [2021-11-13 21:05:23,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:23,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21428 states to 454 states and 21428 transitions. [2021-11-13 21:05:23,102 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 21428 transitions. [2021-11-13 21:05:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:23,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:23,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:23,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:23,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:23,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:23,164 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 27 treesize of output 15 [2021-11-13 21:05:23,168 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 21:05:23,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:23,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21793 states to 457 states and 21793 transitions. [2021-11-13 21:05:23,193 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 21793 transitions. [2021-11-13 21:05:23,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:23,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:23,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:23,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:23,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:23,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:23,240 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 21:05:23,258 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 27 treesize of output 15 [2021-11-13 21:05:23,265 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 21:05:23,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:23,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22171 states to 460 states and 22171 transitions. [2021-11-13 21:05:23,291 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 22171 transitions. [2021-11-13 21:05:23,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:23,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:23,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:23,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:23,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:23,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:23,376 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:23,376 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 21:05:23,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:23,589 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 21:05:23,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:23,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22553 states to 463 states and 22553 transitions. [2021-11-13 21:05:23,611 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 22553 transitions. [2021-11-13 21:05:23,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:23,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:23,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:23,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:23,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:23,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:23,694 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:23,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:23,866 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 57 treesize of output 45 [2021-11-13 21:05:23,874 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 21:05:23,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22939 states to 466 states and 22939 transitions. [2021-11-13 21:05:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 22939 transitions. [2021-11-13 21:05:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:23,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:23,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:23,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:23,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:23,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:23,991 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:23,992 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 21:05:24,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:24,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23329 states to 469 states and 23329 transitions. [2021-11-13 21:05:24,244 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 23329 transitions. [2021-11-13 21:05:24,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:24,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:24,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:24,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:24,340 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:24,345 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 21:05:24,559 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 57 treesize of output 45 [2021-11-13 21:05:24,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:24,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23769 states to 472 states and 23769 transitions. [2021-11-13 21:05:24,586 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 23769 transitions. [2021-11-13 21:05:24,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:24,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:24,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:24,629 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 21:05:24,670 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:24,671 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 21:05:24,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:24,883 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 21:05:24,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24141 states to 475 states and 24141 transitions. [2021-11-13 21:05:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 24141 transitions. [2021-11-13 21:05:24,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:24,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:24,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:24,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:24,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:24,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:24,954 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 21:05:24,994 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:24,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:25,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:25,207 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 21:05:25,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24542 states to 478 states and 24542 transitions. [2021-11-13 21:05:25,233 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 24542 transitions. [2021-11-13 21:05:25,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:25,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:25,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:25,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:25,317 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:25,317 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 21:05:25,505 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 57 treesize of output 45 [2021-11-13 21:05:25,512 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 21:05:25,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24967 states to 481 states and 24967 transitions. [2021-11-13 21:05:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 24967 transitions. [2021-11-13 21:05:25,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:25,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:25,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:25,612 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:25,612 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 21:05:25,675 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 21:05:25,800 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 57 treesize of output 45 [2021-11-13 21:05:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:25,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25350 states to 484 states and 25350 transitions. [2021-11-13 21:05:25,826 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 25350 transitions. [2021-11-13 21:05:25,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:25,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:25,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:25,866 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 21:05:25,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:25,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:25,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:25,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25808 states to 487 states and 25808 transitions. [2021-11-13 21:05:25,910 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 25808 transitions. [2021-11-13 21:05:25,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:25,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:25,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:25,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:25,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:25,983 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 21:05:26,029 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:26,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:26,239 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 57 treesize of output 45 [2021-11-13 21:05:26,247 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 21:05:26,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:26,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26270 states to 490 states and 26270 transitions. [2021-11-13 21:05:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 26270 transitions. [2021-11-13 21:05:26,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:26,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:26,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:26,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:26,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:26,357 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:26,357 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 21:05:26,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:26,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:26,550 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 21:05:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26704 states to 493 states and 26704 transitions. [2021-11-13 21:05:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 26704 transitions. [2021-11-13 21:05:26,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:26,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:26,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:26,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:26,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:26,660 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:26,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:26,739 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 21:05:26,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:26,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:26,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27142 states to 496 states and 27142 transitions. [2021-11-13 21:05:26,881 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 27142 transitions. [2021-11-13 21:05:26,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:26,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:26,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:26,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:26,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:26,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:26,963 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:26,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:27,178 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 57 treesize of output 45 [2021-11-13 21:05:27,183 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 21:05:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27589 states to 499 states and 27589 transitions. [2021-11-13 21:05:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 27589 transitions. [2021-11-13 21:05:27,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:27,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:27,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:27,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:27,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:27,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:27,256 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 21:05:27,301 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:27,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:27,483 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 57 treesize of output 45 [2021-11-13 21:05:27,491 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 21:05:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:27,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28019 states to 502 states and 28019 transitions. [2021-11-13 21:05:27,516 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 28019 transitions. [2021-11-13 21:05:27,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:27,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:27,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:27,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:27,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:27,587 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:27,588 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 21:05:27,669 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 21:05:27,773 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 57 treesize of output 45 [2021-11-13 21:05:27,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:27,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:27,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28453 states to 505 states and 28453 transitions. [2021-11-13 21:05:27,801 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 28453 transitions. [2021-11-13 21:05:27,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:27,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:27,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:27,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:27,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:27,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:27,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:27,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:27,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28891 states to 508 states and 28891 transitions. [2021-11-13 21:05:27,927 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 28891 transitions. [2021-11-13 21:05:27,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:27,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:27,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:27,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:27,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:27,979 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 21:05:28,021 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:28,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:28,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:28,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:28,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29333 states to 511 states and 29333 transitions. [2021-11-13 21:05:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 29333 transitions. [2021-11-13 21:05:28,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:28,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:28,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:28,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:28,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:28,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:28,355 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:28,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:28,418 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 21:05:28,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:28,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:28,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29800 states to 514 states and 29800 transitions. [2021-11-13 21:05:28,561 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 29800 transitions. [2021-11-13 21:05:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:28,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:28,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:28,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:28,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:28,612 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 21:05:28,648 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:28,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:28,856 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 57 treesize of output 45 [2021-11-13 21:05:28,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:28,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30219 states to 517 states and 30219 transitions. [2021-11-13 21:05:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 30219 transitions. [2021-11-13 21:05:28,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:28,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:28,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:28,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:28,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:28,932 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 21:05:28,955 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 27 treesize of output 15 [2021-11-13 21:05:28,964 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 21:05:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:28,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30642 states to 520 states and 30642 transitions. [2021-11-13 21:05:28,997 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 30642 transitions. [2021-11-13 21:05:29,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:29,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:29,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:29,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:29,087 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:29,087 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 21:05:29,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:29,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:29,277 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 21:05:29,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31108 states to 523 states and 31108 transitions. [2021-11-13 21:05:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 31108 transitions. [2021-11-13 21:05:29,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:29,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:29,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:29,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:29,341 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 21:05:29,355 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 27 treesize of output 15 [2021-11-13 21:05:29,359 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 21:05:29,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:29,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31639 states to 526 states and 31639 transitions. [2021-11-13 21:05:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 31639 transitions. [2021-11-13 21:05:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:29,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:29,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:29,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:29,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:29,470 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:29,470 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 21:05:29,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:29,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:29,652 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 21:05:29,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:29,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32085 states to 529 states and 32085 transitions. [2021-11-13 21:05:29,674 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 32085 transitions. [2021-11-13 21:05:29,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:29,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:29,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:29,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:29,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:29,738 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 27 treesize of output 15 [2021-11-13 21:05:29,762 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 21:05:29,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32575 states to 532 states and 32575 transitions. [2021-11-13 21:05:29,797 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 32575 transitions. [2021-11-13 21:05:29,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:29,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:29,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:29,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:29,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:29,890 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:29,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:29,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:30,062 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 57 treesize of output 45 [2021-11-13 21:05:30,068 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 21:05:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:30,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33118 states to 535 states and 33118 transitions. [2021-11-13 21:05:30,105 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 33118 transitions. [2021-11-13 21:05:30,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:30,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:30,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:30,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:30,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:30,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:30,155 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 21:05:30,201 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:30,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:30,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:30,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:30,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:30,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33665 states to 538 states and 33665 transitions. [2021-11-13 21:05:30,455 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 33665 transitions. [2021-11-13 21:05:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:30,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:30,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:30,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:30,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:30,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:30,538 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:30,538 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 21:05:30,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:30,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:30,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:30,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:30,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34167 states to 541 states and 34167 transitions. [2021-11-13 21:05:30,745 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 34167 transitions. [2021-11-13 21:05:30,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:30,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:30,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:30,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:30,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:30,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:30,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:30,811 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 27 treesize of output 15 [2021-11-13 21:05:30,818 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 21:05:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:30,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34673 states to 544 states and 34673 transitions. [2021-11-13 21:05:30,841 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 34673 transitions. [2021-11-13 21:05:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:30,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:30,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:30,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:30,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:30,883 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 21:05:30,919 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:30,919 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 21:05:31,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:31,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:31,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:31,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35183 states to 547 states and 35183 transitions. [2021-11-13 21:05:31,113 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 35183 transitions. [2021-11-13 21:05:31,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:31,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:31,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:31,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:31,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:31,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:31,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:31,202 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 21:05:31,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35673 states to 550 states and 35673 transitions. [2021-11-13 21:05:31,230 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 35673 transitions. [2021-11-13 21:05:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:31,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:31,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:31,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:31,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:31,273 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 21:05:31,326 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:31,327 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 21:05:31,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:31,516 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 21:05:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:31,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36216 states to 553 states and 36216 transitions. [2021-11-13 21:05:31,559 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 36216 transitions. [2021-11-13 21:05:31,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:31,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:31,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:31,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:31,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:31,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:31,611 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 21:05:31,628 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 27 treesize of output 15 [2021-11-13 21:05:31,632 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 21:05:31,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36763 states to 556 states and 36763 transitions. [2021-11-13 21:05:31,672 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 36763 transitions. [2021-11-13 21:05:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:31,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:31,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:31,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:31,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:31,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:31,723 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 21:05:31,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:31,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:31,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:31,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37265 states to 559 states and 37265 transitions. [2021-11-13 21:05:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 37265 transitions. [2021-11-13 21:05:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:31,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:31,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:31,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:31,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:31,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:31,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:31,895 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:31,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:32,114 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 57 treesize of output 45 [2021-11-13 21:05:32,123 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 21:05:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:32,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37771 states to 562 states and 37771 transitions. [2021-11-13 21:05:32,162 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 37771 transitions. [2021-11-13 21:05:32,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:32,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:32,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:32,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:32,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:32,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:32,244 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:32,244 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 21:05:32,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:32,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:32,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38305 states to 565 states and 38305 transitions. [2021-11-13 21:05:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 38305 transitions. [2021-11-13 21:05:32,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:32,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:32,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:32,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:32,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:32,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:32,514 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 21:05:32,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:32,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:32,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38868 states to 568 states and 38868 transitions. [2021-11-13 21:05:32,570 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 38868 transitions. [2021-11-13 21:05:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:32,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:32,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:32,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:32,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:32,612 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 21:05:32,647 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:32,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:32,842 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 57 treesize of output 45 [2021-11-13 21:05:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:32,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:32,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39435 states to 571 states and 39435 transitions. [2021-11-13 21:05:32,874 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 39435 transitions. [2021-11-13 21:05:32,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:32,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:32,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:32,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:32,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:32,972 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:32,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:33,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:33,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:33,156 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 21:05:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:33,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40006 states to 574 states and 40006 transitions. [2021-11-13 21:05:33,184 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 40006 transitions. [2021-11-13 21:05:33,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:33,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:33,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:33,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:33,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:33,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:33,267 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:33,267 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 21:05:33,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:33,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:33,458 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 21:05:33,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:33,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40605 states to 577 states and 40605 transitions. [2021-11-13 21:05:33,500 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 40605 transitions. [2021-11-13 21:05:33,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:33,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:33,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:33,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:33,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:33,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:33,605 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:33,606 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 21:05:33,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:33,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:33,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41159 states to 580 states and 41159 transitions. [2021-11-13 21:05:33,846 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 41159 transitions. [2021-11-13 21:05:33,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:33,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:33,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:33,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:33,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:33,887 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 21:05:33,921 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:33,922 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 21:05:34,078 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 57 treesize of output 45 [2021-11-13 21:05:34,086 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 21:05:34,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41669 states to 583 states and 41669 transitions. [2021-11-13 21:05:34,147 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 41669 transitions. [2021-11-13 21:05:34,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:34,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:34,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:34,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:34,242 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:34,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:34,446 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 57 treesize of output 45 [2021-11-13 21:05:34,453 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 21:05:34,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42280 states to 586 states and 42280 transitions. [2021-11-13 21:05:34,482 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 42280 transitions. [2021-11-13 21:05:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:34,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:34,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:34,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:34,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:34,557 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 21:05:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42798 states to 589 states and 42798 transitions. [2021-11-13 21:05:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 42798 transitions. [2021-11-13 21:05:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:34,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:34,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:34,682 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:34,682 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 21:05:34,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:34,849 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 57 treesize of output 45 [2021-11-13 21:05:34,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:34,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:34,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43320 states to 592 states and 43320 transitions. [2021-11-13 21:05:34,883 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 43320 transitions. [2021-11-13 21:05:34,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:34,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:34,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:34,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:34,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:34,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:34,928 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 21:05:34,962 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:34,962 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 21:05:35,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:35,151 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 21:05:35,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43846 states to 595 states and 43846 transitions. [2021-11-13 21:05:35,180 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 43846 transitions. [2021-11-13 21:05:35,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:35,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:35,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:35,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:35,280 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:35,280 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 21:05:35,448 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 57 treesize of output 45 [2021-11-13 21:05:35,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:35,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44376 states to 598 states and 44376 transitions. [2021-11-13 21:05:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 44376 transitions. [2021-11-13 21:05:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:35,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:35,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:35,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:35,574 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:35,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:35,739 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 57 treesize of output 45 [2021-11-13 21:05:35,744 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 21:05:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:35,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44910 states to 601 states and 44910 transitions. [2021-11-13 21:05:35,774 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 44910 transitions. [2021-11-13 21:05:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:35,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:35,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:35,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:35,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:35,829 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 21:05:35,864 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:35,864 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 21:05:36,035 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 57 treesize of output 45 [2021-11-13 21:05:36,041 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 21:05:36,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:36,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45545 states to 604 states and 45545 transitions. [2021-11-13 21:05:36,072 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 45545 transitions. [2021-11-13 21:05:36,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:36,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:36,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:36,124 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:36,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:36,177 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:36,177 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 21:05:36,259 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 21:05:36,382 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 57 treesize of output 45 [2021-11-13 21:05:36,390 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 21:05:36,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:36,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46087 states to 607 states and 46087 transitions. [2021-11-13 21:05:36,426 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 46087 transitions. [2021-11-13 21:05:36,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:36,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:36,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:36,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:36,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:36,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:36,491 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 27 treesize of output 15 [2021-11-13 21:05:36,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:36,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:36,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46633 states to 610 states and 46633 transitions. [2021-11-13 21:05:36,549 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 46633 transitions. [2021-11-13 21:05:36,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:36,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:36,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:36,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:36,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:36,593 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 21:05:36,608 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 27 treesize of output 15 [2021-11-13 21:05:36,614 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 21:05:36,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47199 states to 613 states and 47199 transitions. [2021-11-13 21:05:36,646 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 47199 transitions. [2021-11-13 21:05:36,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:36,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:36,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:36,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:36,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:36,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:36,757 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:36,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:36,956 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 57 treesize of output 45 [2021-11-13 21:05:36,964 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 21:05:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47769 states to 616 states and 47769 transitions. [2021-11-13 21:05:37,012 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 47769 transitions. [2021-11-13 21:05:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:37,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:37,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:37,060 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 21:05:37,078 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 27 treesize of output 15 [2021-11-13 21:05:37,084 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 21:05:37,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48343 states to 619 states and 48343 transitions. [2021-11-13 21:05:37,129 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 48343 transitions. [2021-11-13 21:05:37,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:37,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:37,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:37,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:37,209 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:37,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:37,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:37,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48921 states to 622 states and 48921 transitions. [2021-11-13 21:05:37,408 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 48921 transitions. [2021-11-13 21:05:37,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:37,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:37,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:37,495 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:37,495 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 21:05:37,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:37,658 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 57 treesize of output 45 [2021-11-13 21:05:37,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:37,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49503 states to 625 states and 49503 transitions. [2021-11-13 21:05:37,696 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 49503 transitions. [2021-11-13 21:05:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:37,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:37,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:37,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:37,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:37,744 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 21:05:37,779 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:37,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:37,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:37,959 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 21:05:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50089 states to 628 states and 50089 transitions. [2021-11-13 21:05:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 50089 transitions. [2021-11-13 21:05:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:38,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:38,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:38,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:38,083 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:38,083 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 21:05:38,239 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 57 treesize of output 45 [2021-11-13 21:05:38,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50679 states to 631 states and 50679 transitions. [2021-11-13 21:05:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 50679 transitions. [2021-11-13 21:05:38,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:38,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:38,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:38,324 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 21:05:38,359 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:38,359 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 21:05:38,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:38,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51273 states to 634 states and 51273 transitions. [2021-11-13 21:05:38,567 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 51273 transitions. [2021-11-13 21:05:38,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:38,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:38,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:38,667 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:38,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:38,754 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 21:05:38,878 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 57 treesize of output 45 [2021-11-13 21:05:38,883 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 21:05:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:38,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51903 states to 637 states and 51903 transitions. [2021-11-13 21:05:38,920 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 51903 transitions. [2021-11-13 21:05:38,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:38,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:38,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:38,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:38,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:38,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:38,967 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 21:05:38,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:38,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:39,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:39,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52537 states to 640 states and 52537 transitions. [2021-11-13 21:05:39,027 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 52537 transitions. [2021-11-13 21:05:39,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:39,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:39,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:39,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:39,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:39,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:39,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:39,094 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 27 treesize of output 15 [2021-11-13 21:05:39,097 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 21:05:39,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:39,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53175 states to 643 states and 53175 transitions. [2021-11-13 21:05:39,132 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 53175 transitions. [2021-11-13 21:05:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:39,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:39,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:39,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:39,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:39,233 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:39,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:39,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:39,461 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 57 treesize of output 45 [2021-11-13 21:05:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:39,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:39,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53817 states to 646 states and 53817 transitions. [2021-11-13 21:05:39,505 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 53817 transitions. [2021-11-13 21:05:39,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:39,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:39,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:39,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:39,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:39,578 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:39,579 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 21:05:39,639 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 21:05:39,735 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 57 treesize of output 45 [2021-11-13 21:05:39,743 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 21:05:39,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:39,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54463 states to 649 states and 54463 transitions. [2021-11-13 21:05:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 54463 transitions. [2021-11-13 21:05:39,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:39,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:39,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:39,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:39,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:39,855 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:39,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:39,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:40,013 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 57 treesize of output 45 [2021-11-13 21:05:40,020 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 21:05:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55045 states to 652 states and 55045 transitions. [2021-11-13 21:05:40,054 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 55045 transitions. [2021-11-13 21:05:40,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:40,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:40,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:40,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:40,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:40,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:40,163 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:40,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:40,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:40,344 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 57 treesize of output 45 [2021-11-13 21:05:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:40,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:40,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55655 states to 655 states and 55655 transitions. [2021-11-13 21:05:40,387 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 55655 transitions. [2021-11-13 21:05:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:40,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:40,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:40,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:40,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:40,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:40,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:40,469 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 21:05:40,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:40,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56269 states to 658 states and 56269 transitions. [2021-11-13 21:05:40,507 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 56269 transitions. [2021-11-13 21:05:40,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:40,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:40,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:40,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:40,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:40,601 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:40,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:40,686 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 21:05:40,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:40,802 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 21:05:40,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:40,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56887 states to 661 states and 56887 transitions. [2021-11-13 21:05:40,852 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 56887 transitions. [2021-11-13 21:05:40,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:40,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:40,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:40,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:40,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:40,915 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 21:05:40,954 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:40,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:41,139 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 57 treesize of output 45 [2021-11-13 21:05:41,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57509 states to 664 states and 57509 transitions. [2021-11-13 21:05:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 57509 transitions. [2021-11-13 21:05:41,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:41,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:41,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:41,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:41,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:41,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:41,304 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:41,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:41,482 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 57 treesize of output 45 [2021-11-13 21:05:41,489 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 21:05:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58135 states to 667 states and 58135 transitions. [2021-11-13 21:05:41,527 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 58135 transitions. [2021-11-13 21:05:41,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:41,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:41,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:41,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:41,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:41,609 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:41,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:41,673 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 21:05:41,774 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 57 treesize of output 45 [2021-11-13 21:05:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:41,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:41,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58765 states to 670 states and 58765 transitions. [2021-11-13 21:05:41,819 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 58765 transitions. [2021-11-13 21:05:41,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:41,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:41,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:41,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:41,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:41,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:41,894 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:41,894 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 21:05:41,960 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 21:05:42,065 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 57 treesize of output 45 [2021-11-13 21:05:42,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:42,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59399 states to 673 states and 59399 transitions. [2021-11-13 21:05:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 59399 transitions. [2021-11-13 21:05:42,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:42,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:42,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:42,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:42,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:42,159 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 21:05:42,195 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:42,195 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 21:05:42,422 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 57 treesize of output 45 [2021-11-13 21:05:42,427 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 21:05:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:42,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60037 states to 676 states and 60037 transitions. [2021-11-13 21:05:42,467 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 60037 transitions. [2021-11-13 21:05:42,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:42,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:42,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:42,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:42,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:42,512 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 21:05:42,547 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:42,547 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 21:05:42,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:42,723 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 21:05:42,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60679 states to 679 states and 60679 transitions. [2021-11-13 21:05:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 60679 transitions. [2021-11-13 21:05:42,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:42,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:42,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:42,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:42,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:42,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:42,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:42,883 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:42,884 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 21:05:43,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:43,074 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 21:05:43,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:43,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61326 states to 682 states and 61326 transitions. [2021-11-13 21:05:43,116 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 61326 transitions. [2021-11-13 21:05:43,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:43,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:43,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:43,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:43,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:43,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:43,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:43,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:43,204 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 21:05:43,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:43,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61977 states to 685 states and 61977 transitions. [2021-11-13 21:05:43,251 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 61977 transitions. [2021-11-13 21:05:43,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:43,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:43,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:43,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:43,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:43,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:43,333 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:43,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:43,523 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 57 treesize of output 45 [2021-11-13 21:05:43,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:43,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:43,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62632 states to 688 states and 62632 transitions. [2021-11-13 21:05:43,573 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 62632 transitions. [2021-11-13 21:05:43,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:43,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:43,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:43,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:43,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:43,623 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 21:05:43,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:43,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63291 states to 691 states and 63291 transitions. [2021-11-13 21:05:43,690 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 63291 transitions. [2021-11-13 21:05:43,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:43,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:43,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:43,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:43,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:43,791 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:43,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:43,848 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 21:05:43,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:43,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:43,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63954 states to 694 states and 63954 transitions. [2021-11-13 21:05:43,988 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 63954 transitions. [2021-11-13 21:05:43,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:43,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:43,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:44,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:44,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:44,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:44,030 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 21:05:44,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:44,065 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 21:05:44,223 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 57 treesize of output 45 [2021-11-13 21:05:44,228 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 21:05:44,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:44,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64620 states to 697 states and 64620 transitions. [2021-11-13 21:05:44,269 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 64620 transitions. [2021-11-13 21:05:44,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:44,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:44,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:44,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:44,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:44,315 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 21:05:44,328 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 27 treesize of output 15 [2021-11-13 21:05:44,335 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 21:05:44,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:44,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65350 states to 700 states and 65350 transitions. [2021-11-13 21:05:44,377 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 65350 transitions. [2021-11-13 21:05:44,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:44,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:44,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:44,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:44,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:44,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:44,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:44,455 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 27 treesize of output 15 [2021-11-13 21:05:44,463 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 21:05:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:44,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66084 states to 703 states and 66084 transitions. [2021-11-13 21:05:44,530 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 66084 transitions. [2021-11-13 21:05:44,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:44,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:44,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:44,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:44,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:44,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:44,630 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:44,630 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 21:05:44,826 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 57 treesize of output 45 [2021-11-13 21:05:44,833 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 21:05:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:44,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66855 states to 706 states and 66855 transitions. [2021-11-13 21:05:44,881 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 66855 transitions. [2021-11-13 21:05:44,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:44,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:44,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:44,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:44,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:44,932 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 21:05:44,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:44,950 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 21:05:44,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:45,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67630 states to 709 states and 67630 transitions. [2021-11-13 21:05:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 67630 transitions. [2021-11-13 21:05:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:45,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:45,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:45,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:45,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:45,085 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:45,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:45,142 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 21:05:45,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:45,239 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 21:05:45,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68409 states to 712 states and 68409 transitions. [2021-11-13 21:05:45,289 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 68409 transitions. [2021-11-13 21:05:45,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:45,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:45,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:45,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:45,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:45,335 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 21:05:45,369 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:45,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:45,525 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 57 treesize of output 45 [2021-11-13 21:05:45,530 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 21:05:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69192 states to 715 states and 69192 transitions. [2021-11-13 21:05:45,579 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 69192 transitions. [2021-11-13 21:05:45,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:45,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:45,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:45,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:45,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:45,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:45,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:45,651 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 27 treesize of output 15 [2021-11-13 21:05:45,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:45,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:45,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69946 states to 718 states and 69946 transitions. [2021-11-13 21:05:45,707 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 69946 transitions. [2021-11-13 21:05:45,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:45,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:45,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:45,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:45,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:45,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:45,805 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:45,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:46,007 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 57 treesize of output 45 [2021-11-13 21:05:46,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:46,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70704 states to 721 states and 70704 transitions. [2021-11-13 21:05:46,063 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 70704 transitions. [2021-11-13 21:05:46,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:46,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:46,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:46,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:46,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:46,109 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 21:05:46,124 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 27 treesize of output 15 [2021-11-13 21:05:46,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:46,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71402 states to 724 states and 71402 transitions. [2021-11-13 21:05:46,194 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 71402 transitions. [2021-11-13 21:05:46,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:46,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:46,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:46,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:46,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:46,269 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:46,269 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 21:05:46,328 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 21:05:46,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:46,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:46,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:46,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72104 states to 727 states and 72104 transitions. [2021-11-13 21:05:46,477 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 72104 transitions. [2021-11-13 21:05:46,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:46,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:46,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:46,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:46,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:46,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:46,551 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:46,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:46,610 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 21:05:46,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:46,710 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 21:05:46,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72810 states to 730 states and 72810 transitions. [2021-11-13 21:05:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 72810 transitions. [2021-11-13 21:05:46,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:46,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:46,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:46,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:46,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:46,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:46,829 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 27 treesize of output 15 [2021-11-13 21:05:46,833 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 21:05:46,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73521 states to 733 states and 73521 transitions. [2021-11-13 21:05:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 73521 transitions. [2021-11-13 21:05:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:46,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:46,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:46,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:46,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:46,980 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:46,980 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 21:05:47,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:47,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:47,205 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 21:05:47,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:47,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74299 states to 736 states and 74299 transitions. [2021-11-13 21:05:47,281 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 74299 transitions. [2021-11-13 21:05:47,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:47,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:47,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:47,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:47,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:47,335 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 21:05:47,354 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 27 treesize of output 15 [2021-11-13 21:05:47,361 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 21:05:47,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75081 states to 739 states and 75081 transitions. [2021-11-13 21:05:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 75081 transitions. [2021-11-13 21:05:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:47,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:47,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:47,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:47,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:47,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:47,558 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:47,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:47,707 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 57 treesize of output 45 [2021-11-13 21:05:47,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:47,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:47,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75900 states to 742 states and 75900 transitions. [2021-11-13 21:05:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 75900 transitions. [2021-11-13 21:05:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:47,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:47,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:47,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:47,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:47,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:47,849 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:47,850 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 21:05:48,004 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 57 treesize of output 45 [2021-11-13 21:05:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76723 states to 745 states and 76723 transitions. [2021-11-13 21:05:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 76723 transitions. [2021-11-13 21:05:48,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:48,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:48,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:48,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:48,120 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:48,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:48,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:48,143 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 27 treesize of output 15 [2021-11-13 21:05:48,150 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 21:05:48,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:48,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77454 states to 748 states and 77454 transitions. [2021-11-13 21:05:48,210 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 77454 transitions. [2021-11-13 21:05:48,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:48,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:48,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:48,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:48,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:48,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:48,254 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 21:05:48,288 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:48,288 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 21:05:48,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:48,480 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 21:05:48,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78142 states to 751 states and 78142 transitions. [2021-11-13 21:05:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 78142 transitions. [2021-11-13 21:05:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:48,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:48,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:48,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:48,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:48,626 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:48,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:48,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:48,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:48,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:48,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:48,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78834 states to 754 states and 78834 transitions. [2021-11-13 21:05:48,859 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 78834 transitions. [2021-11-13 21:05:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:48,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:48,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:48,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:48,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:48,935 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:48,935 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 21:05:48,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:49,081 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 57 treesize of output 45 [2021-11-13 21:05:49,088 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 21:05:49,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:49,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79530 states to 757 states and 79530 transitions. [2021-11-13 21:05:49,140 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 79530 transitions. [2021-11-13 21:05:49,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:49,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:49,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:49,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:49,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:49,184 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 21:05:49,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:49,204 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 21:05:49,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:49,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80307 states to 760 states and 80307 transitions. [2021-11-13 21:05:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 80307 transitions. [2021-11-13 21:05:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:49,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:49,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:49,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:49,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:49,313 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 21:05:49,357 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:49,357 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 21:05:49,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:49,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:49,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81052 states to 763 states and 81052 transitions. [2021-11-13 21:05:49,643 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 81052 transitions. [2021-11-13 21:05:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:49,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:49,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:49,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:49,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:49,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:49,697 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 21:05:49,740 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:49,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:49,956 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 57 treesize of output 45 [2021-11-13 21:05:49,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:50,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81837 states to 766 states and 81837 transitions. [2021-11-13 21:05:50,017 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 81837 transitions. [2021-11-13 21:05:50,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:50,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:50,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:50,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:50,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:50,071 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 21:05:50,086 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 27 treesize of output 15 [2021-11-13 21:05:50,092 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 21:05:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:50,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82590 states to 769 states and 82590 transitions. [2021-11-13 21:05:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 82590 transitions. [2021-11-13 21:05:50,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:50,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:50,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:50,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:50,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:50,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:50,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83347 states to 772 states and 83347 transitions. [2021-11-13 21:05:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 83347 transitions. [2021-11-13 21:05:50,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:50,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:50,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:50,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:50,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:50,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:50,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:50,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:50,338 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 21:05:50,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:50,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84064 states to 775 states and 84064 transitions. [2021-11-13 21:05:50,395 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 84064 transitions. [2021-11-13 21:05:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:50,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:50,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:50,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:50,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:50,471 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:50,471 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 21:05:50,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:50,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:50,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:50,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:50,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84797 states to 778 states and 84797 transitions. [2021-11-13 21:05:50,689 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 84797 transitions. [2021-11-13 21:05:50,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:50,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:50,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:50,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:50,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:50,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:50,769 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:50,769 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 21:05:50,920 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 57 treesize of output 45 [2021-11-13 21:05:50,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:50,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:50,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85534 states to 781 states and 85534 transitions. [2021-11-13 21:05:50,985 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 85534 transitions. [2021-11-13 21:05:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:50,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:50,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:51,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:51,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:51,030 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 21:05:51,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:51,064 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 21:05:51,240 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 57 treesize of output 45 [2021-11-13 21:05:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:51,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:51,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86275 states to 784 states and 86275 transitions. [2021-11-13 21:05:51,302 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 86275 transitions. [2021-11-13 21:05:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:51,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:51,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:51,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:51,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:51,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:51,348 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 21:05:51,363 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 27 treesize of output 15 [2021-11-13 21:05:51,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:51,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87020 states to 787 states and 87020 transitions. [2021-11-13 21:05:51,428 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 87020 transitions. [2021-11-13 21:05:51,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:51,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:51,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:51,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:51,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:51,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:51,493 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 27 treesize of output 15 [2021-11-13 21:05:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:51,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:51,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87757 states to 790 states and 87757 transitions. [2021-11-13 21:05:51,558 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 87757 transitions. [2021-11-13 21:05:51,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:51,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:51,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:51,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:51,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:51,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:51,617 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 27 treesize of output 15 [2021-11-13 21:05:51,623 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 21:05:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:51,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88578 states to 793 states and 88578 transitions. [2021-11-13 21:05:51,682 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 88578 transitions. [2021-11-13 21:05:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:51,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:51,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:51,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:51,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:51,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:51,727 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 21:05:51,761 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:51,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:51,909 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 57 treesize of output 45 [2021-11-13 21:05:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:51,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:51,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89403 states to 796 states and 89403 transitions. [2021-11-13 21:05:51,977 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 89403 transitions. [2021-11-13 21:05:51,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:51,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:51,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:52,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:52,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:52,022 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 21:05:52,056 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:52,056 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 21:05:52,211 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 57 treesize of output 45 [2021-11-13 21:05:52,216 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 21:05:52,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:52,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90232 states to 799 states and 90232 transitions. [2021-11-13 21:05:52,297 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 90232 transitions. [2021-11-13 21:05:52,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:52,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:52,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:52,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:52,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:52,408 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:52,408 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 21:05:52,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:52,600 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 57 treesize of output 45 [2021-11-13 21:05:52,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:52,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91065 states to 802 states and 91065 transitions. [2021-11-13 21:05:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 91065 transitions. [2021-11-13 21:05:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:52,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:52,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:52,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:52,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:52,723 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 21:05:52,756 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:52,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:52,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:52,940 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 21:05:52,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:53,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91902 states to 805 states and 91902 transitions. [2021-11-13 21:05:53,037 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 91902 transitions. [2021-11-13 21:05:53,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:53,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:53,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:53,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:53,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:53,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:53,130 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:53,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:53,310 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 57 treesize of output 45 [2021-11-13 21:05:53,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:53,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:53,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92743 states to 808 states and 92743 transitions. [2021-11-13 21:05:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 92743 transitions. [2021-11-13 21:05:53,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:53,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:53,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:53,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:53,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:53,438 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 21:05:53,474 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:53,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:53,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:53,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:53,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:53,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93588 states to 811 states and 93588 transitions. [2021-11-13 21:05:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 93588 transitions. [2021-11-13 21:05:53,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:53,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:53,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:53,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:53,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:53,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:53,780 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 21:05:53,816 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:53,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:54,030 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 57 treesize of output 45 [2021-11-13 21:05:54,037 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 21:05:54,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:54,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94437 states to 814 states and 94437 transitions. [2021-11-13 21:05:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 94437 transitions. [2021-11-13 21:05:54,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:54,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:54,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:54,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:54,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:54,179 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:54,179 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 21:05:54,237 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 21:05:54,328 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 57 treesize of output 45 [2021-11-13 21:05:54,335 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 21:05:54,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:54,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95248 states to 817 states and 95248 transitions. [2021-11-13 21:05:54,399 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 95248 transitions. [2021-11-13 21:05:54,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:54,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:54,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:54,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:54,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:54,476 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:54,476 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 21:05:54,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:54,629 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 57 treesize of output 45 [2021-11-13 21:05:54,633 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 21:05:54,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:54,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96063 states to 820 states and 96063 transitions. [2021-11-13 21:05:54,698 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 96063 transitions. [2021-11-13 21:05:54,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:54,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:54,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:54,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:54,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:54,745 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 21:05:54,778 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:54,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:54,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:54,961 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 21:05:55,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:55,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96990 states to 823 states and 96990 transitions. [2021-11-13 21:05:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 96990 transitions. [2021-11-13 21:05:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:55,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:55,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:55,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:55,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:55,112 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 21:05:55,146 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:55,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:55,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:55,325 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 21:05:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:55,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97801 states to 826 states and 97801 transitions. [2021-11-13 21:05:55,394 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 97801 transitions. [2021-11-13 21:05:55,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:55,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:55,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:55,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:55,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:55,483 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:55,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:55,539 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 21:05:55,630 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 57 treesize of output 45 [2021-11-13 21:05:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:55,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:55,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98694 states to 829 states and 98694 transitions. [2021-11-13 21:05:55,736 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 98694 transitions. [2021-11-13 21:05:55,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:55,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:55,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:55,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:55,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:55,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:55,833 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:55,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:56,018 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 57 treesize of output 45 [2021-11-13 21:05:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:56,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:56,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99524 states to 832 states and 99524 transitions. [2021-11-13 21:05:56,130 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 99524 transitions. [2021-11-13 21:05:56,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:56,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:56,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:56,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:56,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:56,221 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:56,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:56,284 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 21:05:56,394 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 57 treesize of output 45 [2021-11-13 21:05:56,403 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 21:05:56,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:56,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100425 states to 835 states and 100425 transitions. [2021-11-13 21:05:56,510 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 100425 transitions. [2021-11-13 21:05:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:56,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:56,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:56,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:56,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:56,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:56,609 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:56,609 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 21:05:56,698 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 21:05:56,796 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 57 treesize of output 45 [2021-11-13 21:05:56,804 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 21:05:56,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:56,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101372 states to 838 states and 101372 transitions. [2021-11-13 21:05:56,872 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 101372 transitions. [2021-11-13 21:05:56,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:56,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:56,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:56,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:56,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:56,920 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 21:05:56,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:56,940 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 21:05:56,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:57,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102281 states to 841 states and 102281 transitions. [2021-11-13 21:05:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 102281 transitions. [2021-11-13 21:05:57,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:57,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:57,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:57,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:57,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:57,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:57,082 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 21:05:57,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:57,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103194 states to 844 states and 103194 transitions. [2021-11-13 21:05:57,170 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 103194 transitions. [2021-11-13 21:05:57,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:57,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:57,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:57,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:57,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:57,217 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 21:05:57,250 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:57,250 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 21:05:57,399 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 57 treesize of output 45 [2021-11-13 21:05:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:57,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:57,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104033 states to 847 states and 104033 transitions. [2021-11-13 21:05:57,474 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 104033 transitions. [2021-11-13 21:05:57,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:57,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:57,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:57,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:57,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:57,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:57,559 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:57,559 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 21:05:57,712 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 57 treesize of output 45 [2021-11-13 21:05:57,716 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 21:05:57,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:57,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104853 states to 850 states and 104853 transitions. [2021-11-13 21:05:57,786 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 104853 transitions. [2021-11-13 21:05:57,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:57,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:57,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:57,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:57,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:57,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:57,867 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:57,868 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 21:05:58,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:58,031 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 21:05:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:58,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105709 states to 853 states and 105709 transitions. [2021-11-13 21:05:58,103 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 105709 transitions. [2021-11-13 21:05:58,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:58,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:58,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:58,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:58,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:58,199 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:58,199 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 21:05:58,262 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 21:05:58,362 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 57 treesize of output 45 [2021-11-13 21:05:58,369 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 21:05:58,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106680 states to 856 states and 106680 transitions. [2021-11-13 21:05:58,457 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 106680 transitions. [2021-11-13 21:05:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:58,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:58,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:58,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:58,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:58,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:58,564 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:58,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:58,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:58,707 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 57 treesize of output 45 [2021-11-13 21:05:58,712 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 21:05:58,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:58,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107655 states to 859 states and 107655 transitions. [2021-11-13 21:05:58,783 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 107655 transitions. [2021-11-13 21:05:58,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:58,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:58,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:58,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:58,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:58,831 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 21:05:58,865 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:58,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:59,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:05:59,020 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 21:05:59,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108566 states to 862 states and 108566 transitions. [2021-11-13 21:05:59,093 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 108566 transitions. [2021-11-13 21:05:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:59,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:59,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:59,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:59,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:59,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:59,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:59,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:59,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109393 states to 865 states and 109393 transitions. [2021-11-13 21:05:59,250 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 109393 transitions. [2021-11-13 21:05:59,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:59,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:59,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:59,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:59,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:59,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:59,358 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:59,358 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 21:05:59,515 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 57 treesize of output 45 [2021-11-13 21:05:59,522 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 21:05:59,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:59,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110380 states to 868 states and 110380 transitions. [2021-11-13 21:05:59,599 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 110380 transitions. [2021-11-13 21:05:59,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:59,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:59,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:59,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:05:59,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:59,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:05:59,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:05:59,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:05:59,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:05:59,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111371 states to 871 states and 111371 transitions. [2021-11-13 21:05:59,754 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 111371 transitions. [2021-11-13 21:05:59,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:05:59,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:05:59,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:05:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:05:59,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:05:59,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:05:59,869 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:05:59,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:05:59,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:00,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:00,023 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 21:06:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:00,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112322 states to 874 states and 112322 transitions. [2021-11-13 21:06:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 112322 transitions. [2021-11-13 21:06:00,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:00,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:00,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:00,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:00,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:00,178 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:00,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:00,235 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 21:06:00,327 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 57 treesize of output 45 [2021-11-13 21:06:00,334 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 21:06:00,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113277 states to 877 states and 113277 transitions. [2021-11-13 21:06:00,413 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 113277 transitions. [2021-11-13 21:06:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:00,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:00,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:00,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:00,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:00,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:00,462 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 21:06:00,476 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 27 treesize of output 15 [2021-11-13 21:06:00,486 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 21:06:00,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114236 states to 880 states and 114236 transitions. [2021-11-13 21:06:00,565 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 114236 transitions. [2021-11-13 21:06:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:00,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:00,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:00,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:00,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:00,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:00,674 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:00,675 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 21:06:00,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:00,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:00,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115243 states to 883 states and 115243 transitions. [2021-11-13 21:06:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 115243 transitions. [2021-11-13 21:06:00,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:00,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:00,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:00,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:00,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:00,990 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:00,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:01,049 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 21:06:01,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:01,147 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 21:06:01,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:01,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116254 states to 886 states and 116254 transitions. [2021-11-13 21:06:01,252 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 116254 transitions. [2021-11-13 21:06:01,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:01,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:01,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:01,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:01,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:01,305 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 21:06:01,340 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:01,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:01,504 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 57 treesize of output 45 [2021-11-13 21:06:01,512 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 21:06:01,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:01,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117269 states to 889 states and 117269 transitions. [2021-11-13 21:06:01,604 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 117269 transitions. [2021-11-13 21:06:01,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:01,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:01,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:01,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:01,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:01,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:01,685 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:01,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:01,743 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 21:06:01,834 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 57 treesize of output 45 [2021-11-13 21:06:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:01,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:01,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118288 states to 892 states and 118288 transitions. [2021-11-13 21:06:01,921 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 118288 transitions. [2021-11-13 21:06:01,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:01,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:01,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:01,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:01,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:01,999 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:02,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:02,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:02,149 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 57 treesize of output 45 [2021-11-13 21:06:02,154 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 21:06:02,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:02,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119152 states to 895 states and 119152 transitions. [2021-11-13 21:06:02,237 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 119152 transitions. [2021-11-13 21:06:02,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:02,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:02,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:02,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:02,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:02,317 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 21:06:02,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:02,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:02,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:02,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120179 states to 898 states and 120179 transitions. [2021-11-13 21:06:02,433 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 120179 transitions. [2021-11-13 21:06:02,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:02,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:02,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:02,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:02,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:02,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:02,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:02,498 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 27 treesize of output 15 [2021-11-13 21:06:02,501 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 21:06:02,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:02,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121097 states to 901 states and 121097 transitions. [2021-11-13 21:06:02,583 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 121097 transitions. [2021-11-13 21:06:02,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:02,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:02,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:02,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:02,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:02,661 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:02,662 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 21:06:02,720 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 21:06:02,828 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 57 treesize of output 45 [2021-11-13 21:06:02,836 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 21:06:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:02,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122019 states to 904 states and 122019 transitions. [2021-11-13 21:06:02,915 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 122019 transitions. [2021-11-13 21:06:02,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:02,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:02,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:02,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:02,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:02,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:02,964 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 21:06:02,997 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:02,997 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 21:06:03,143 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 57 treesize of output 45 [2021-11-13 21:06:03,151 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 21:06:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123058 states to 907 states and 123058 transitions. [2021-11-13 21:06:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 123058 transitions. [2021-11-13 21:06:03,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:03,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:03,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:03,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:03,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:03,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:03,326 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:03,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:03,384 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 21:06:03,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:03,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124101 states to 910 states and 124101 transitions. [2021-11-13 21:06:03,566 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 124101 transitions. [2021-11-13 21:06:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:03,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:03,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:03,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:03,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:03,614 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 21:06:03,649 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:03,649 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 21:06:03,809 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 57 treesize of output 45 [2021-11-13 21:06:03,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:03,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125056 states to 913 states and 125056 transitions. [2021-11-13 21:06:03,899 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 125056 transitions. [2021-11-13 21:06:03,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:03,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:03,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:03,943 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:03,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:03,977 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:03,978 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 21:06:04,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:04,133 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 57 treesize of output 45 [2021-11-13 21:06:04,138 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 21:06:04,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125994 states to 916 states and 125994 transitions. [2021-11-13 21:06:04,224 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 125994 transitions. [2021-11-13 21:06:04,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:04,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:04,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:04,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:04,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:04,274 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 21:06:04,288 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 27 treesize of output 15 [2021-11-13 21:06:04,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126957 states to 919 states and 126957 transitions. [2021-11-13 21:06:04,403 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 126957 transitions. [2021-11-13 21:06:04,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:04,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:04,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:04,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:04,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:04,480 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:04,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:04,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:04,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:04,630 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 21:06:04,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127924 states to 922 states and 127924 transitions. [2021-11-13 21:06:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 127924 transitions. [2021-11-13 21:06:04,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:04,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:04,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:04,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:04,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:04,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:04,762 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 21:06:04,795 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:04,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:04,943 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 57 treesize of output 45 [2021-11-13 21:06:04,950 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 21:06:05,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:05,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128895 states to 925 states and 128895 transitions. [2021-11-13 21:06:05,034 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 128895 transitions. [2021-11-13 21:06:05,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:05,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:05,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:05,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:05,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:05,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:05,117 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:05,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:05,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:05,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:05,276 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 21:06:05,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:05,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129894 states to 928 states and 129894 transitions. [2021-11-13 21:06:05,364 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 129894 transitions. [2021-11-13 21:06:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:05,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:05,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:05,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:05,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:05,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:05,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:05,447 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:05,447 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 21:06:05,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:05,614 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 21:06:05,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:05,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130897 states to 931 states and 130897 transitions. [2021-11-13 21:06:05,702 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 130897 transitions. [2021-11-13 21:06:05,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:05,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:05,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:05,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:05,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:05,752 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 21:06:05,786 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:05,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:05,955 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 57 treesize of output 45 [2021-11-13 21:06:05,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:06,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131859 states to 934 states and 131859 transitions. [2021-11-13 21:06:06,066 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 131859 transitions. [2021-11-13 21:06:06,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:06,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:06,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:06,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:06,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:06,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:06,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:06,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:06,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132787 states to 937 states and 132787 transitions. [2021-11-13 21:06:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 132787 transitions. [2021-11-13 21:06:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:06,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:06,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:06,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:06,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:06,321 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:06,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:06,378 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 21:06:06,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:06,530 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 21:06:06,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:06,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133719 states to 940 states and 133719 transitions. [2021-11-13 21:06:06,669 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 133719 transitions. [2021-11-13 21:06:06,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:06,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:06,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:06,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:06,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:06,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:06,733 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 21:06:06,752 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 27 treesize of output 15 [2021-11-13 21:06:06,756 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 21:06:06,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134738 states to 943 states and 134738 transitions. [2021-11-13 21:06:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 943 states and 134738 transitions. [2021-11-13 21:06:06,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:06,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:06,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:06,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:06,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:06,963 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 21:06:07,007 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:07,008 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 21:06:07,164 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 57 treesize of output 45 [2021-11-13 21:06:07,168 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 21:06:07,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135662 states to 946 states and 135662 transitions. [2021-11-13 21:06:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 135662 transitions. [2021-11-13 21:06:07,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:07,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:07,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:07,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:07,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:07,319 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 21:06:07,354 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:07,354 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 21:06:07,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:07,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:07,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:07,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136617 states to 949 states and 136617 transitions. [2021-11-13 21:06:07,621 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 136617 transitions. [2021-11-13 21:06:07,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:07,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:07,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:07,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:07,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:07,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:07,673 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 21:06:07,688 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 27 treesize of output 15 [2021-11-13 21:06:07,694 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 21:06:07,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137576 states to 952 states and 137576 transitions. [2021-11-13 21:06:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 137576 transitions. [2021-11-13 21:06:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:07,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:07,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:07,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:07,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:07,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:07,883 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:07,883 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 21:06:07,942 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 21:06:08,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:08,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:08,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138631 states to 955 states and 138631 transitions. [2021-11-13 21:06:08,135 INFO L276 IsEmpty]: Start isEmpty. Operand 955 states and 138631 transitions. [2021-11-13 21:06:08,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:08,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:08,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:08,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:08,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:08,217 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:08,217 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 21:06:08,274 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 21:06:08,399 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 57 treesize of output 45 [2021-11-13 21:06:08,407 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 21:06:08,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139690 states to 958 states and 139690 transitions. [2021-11-13 21:06:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 139690 transitions. [2021-11-13 21:06:08,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:08,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:08,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:08,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:08,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:08,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:08,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:08,589 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:08,589 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 21:06:08,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:08,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:08,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140753 states to 961 states and 140753 transitions. [2021-11-13 21:06:08,854 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 140753 transitions. [2021-11-13 21:06:08,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:08,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:08,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:08,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:08,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:08,938 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:08,938 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 21:06:08,997 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 21:06:09,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:09,099 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 21:06:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141820 states to 964 states and 141820 transitions. [2021-11-13 21:06:09,194 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 141820 transitions. [2021-11-13 21:06:09,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:09,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:09,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:09,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:09,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:09,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:09,262 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 27 treesize of output 15 [2021-11-13 21:06:09,265 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 21:06:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142939 states to 967 states and 142939 transitions. [2021-11-13 21:06:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand 967 states and 142939 transitions. [2021-11-13 21:06:09,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:09,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:09,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:09,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:09,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:09,464 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:09,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:09,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:09,610 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 57 treesize of output 45 [2021-11-13 21:06:09,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:09,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143922 states to 970 states and 143922 transitions. [2021-11-13 21:06:09,721 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 143922 transitions. [2021-11-13 21:06:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:09,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:09,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:09,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:09,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:09,771 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 21:06:09,805 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:09,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:09,963 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 57 treesize of output 45 [2021-11-13 21:06:09,970 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 21:06:10,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:10,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144909 states to 973 states and 144909 transitions. [2021-11-13 21:06:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 144909 transitions. [2021-11-13 21:06:10,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:10,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:10,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:10,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:10,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:10,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:10,156 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:10,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:10,319 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 57 treesize of output 45 [2021-11-13 21:06:10,327 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 21:06:10,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:10,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145968 states to 976 states and 145968 transitions. [2021-11-13 21:06:10,431 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 145968 transitions. [2021-11-13 21:06:10,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:10,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:10,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:10,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:10,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:10,514 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:10,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:10,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:10,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:10,681 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 21:06:10,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147031 states to 979 states and 147031 transitions. [2021-11-13 21:06:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 147031 transitions. [2021-11-13 21:06:10,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:10,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:10,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:10,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:10,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:10,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:10,870 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:10,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:11,060 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 57 treesize of output 45 [2021-11-13 21:06:11,065 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 21:06:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148098 states to 982 states and 148098 transitions. [2021-11-13 21:06:11,182 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 148098 transitions. [2021-11-13 21:06:11,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:11,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:11,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:11,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:11,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:11,265 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:11,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:11,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:11,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:11,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:11,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149169 states to 985 states and 149169 transitions. [2021-11-13 21:06:11,528 INFO L276 IsEmpty]: Start isEmpty. Operand 985 states and 149169 transitions. [2021-11-13 21:06:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:11,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:11,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:11,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:11,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:11,614 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:11,614 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 21:06:11,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:11,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:11,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:11,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:11,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150219 states to 988 states and 150219 transitions. [2021-11-13 21:06:11,880 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 150219 transitions. [2021-11-13 21:06:11,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:11,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:11,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:11,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:11,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:11,932 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 21:06:11,966 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:11,967 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 21:06:12,133 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 57 treesize of output 45 [2021-11-13 21:06:12,140 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 21:06:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:12,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151273 states to 991 states and 151273 transitions. [2021-11-13 21:06:12,245 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 151273 transitions. [2021-11-13 21:06:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:12,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:12,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:12,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:12,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:12,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:12,333 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:12,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:12,504 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 57 treesize of output 45 [2021-11-13 21:06:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152331 states to 994 states and 152331 transitions. [2021-11-13 21:06:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 994 states and 152331 transitions. [2021-11-13 21:06:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:12,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:12,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:12,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:12,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:12,739 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:12,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:12,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:12,901 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 57 treesize of output 45 [2021-11-13 21:06:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:12,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:13,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153393 states to 997 states and 153393 transitions. [2021-11-13 21:06:13,026 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 153393 transitions. [2021-11-13 21:06:13,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:13,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:13,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:13,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:13,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:13,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:13,119 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:13,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:13,289 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 57 treesize of output 45 [2021-11-13 21:06:13,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:13,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154408 states to 1000 states and 154408 transitions. [2021-11-13 21:06:13,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 154408 transitions. [2021-11-13 21:06:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:13,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:13,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:13,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:13,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:13,489 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:13,489 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 21:06:13,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:13,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:13,655 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 21:06:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:13,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155427 states to 1003 states and 155427 transitions. [2021-11-13 21:06:13,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 155427 transitions. [2021-11-13 21:06:13,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:13,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:13,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:13,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:13,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:13,829 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 21:06:13,863 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:13,863 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 21:06:14,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:14,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:14,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:14,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156476 states to 1006 states and 156476 transitions. [2021-11-13 21:06:14,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 156476 transitions. [2021-11-13 21:06:14,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:14,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:14,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:14,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:14,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:14,246 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:14,246 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 21:06:14,319 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 21:06:14,424 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 57 treesize of output 45 [2021-11-13 21:06:14,429 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 21:06:14,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157529 states to 1009 states and 157529 transitions. [2021-11-13 21:06:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1009 states and 157529 transitions. [2021-11-13 21:06:14,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:14,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:14,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:14,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:14,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:14,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:14,593 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 21:06:14,630 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:14,630 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 21:06:14,814 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 57 treesize of output 45 [2021-11-13 21:06:14,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:14,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158634 states to 1012 states and 158634 transitions. [2021-11-13 21:06:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 158634 transitions. [2021-11-13 21:06:14,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:14,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:14,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:14,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:14,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:15,011 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:15,011 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 21:06:15,072 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 21:06:15,162 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 57 treesize of output 45 [2021-11-13 21:06:15,169 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 21:06:15,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159695 states to 1015 states and 159695 transitions. [2021-11-13 21:06:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 159695 transitions. [2021-11-13 21:06:15,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:15,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:15,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:15,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:15,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:15,358 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:15,358 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 21:06:15,417 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 21:06:15,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:15,518 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 21:06:15,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:15,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160808 states to 1018 states and 160808 transitions. [2021-11-13 21:06:15,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 160808 transitions. [2021-11-13 21:06:15,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:15,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:15,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:15,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:15,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:15,682 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 21:06:15,698 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 27 treesize of output 15 [2021-11-13 21:06:15,701 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 21:06:15,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:15,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161925 states to 1021 states and 161925 transitions. [2021-11-13 21:06:15,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 161925 transitions. [2021-11-13 21:06:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:15,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:15,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:15,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:15,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:15,898 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:15,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:15,961 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 21:06:16,060 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 57 treesize of output 45 [2021-11-13 21:06:16,064 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 21:06:16,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162966 states to 1024 states and 162966 transitions. [2021-11-13 21:06:16,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1024 states and 162966 transitions. [2021-11-13 21:06:16,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:16,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:16,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:16,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:16,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:16,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:16,269 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:16,269 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 21:06:16,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:16,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:16,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164011 states to 1027 states and 164011 transitions. [2021-11-13 21:06:16,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 164011 transitions. [2021-11-13 21:06:16,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:16,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:16,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:16,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:16,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:16,641 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 21:06:16,675 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:16,676 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 21:06:16,827 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 57 treesize of output 45 [2021-11-13 21:06:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:16,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:16,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165048 states to 1030 states and 165048 transitions. [2021-11-13 21:06:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1030 states and 165048 transitions. [2021-11-13 21:06:16,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:16,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:16,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:16,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:16,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:17,029 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:17,029 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 21:06:17,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:17,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:17,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166089 states to 1033 states and 166089 transitions. [2021-11-13 21:06:17,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1033 states and 166089 transitions. [2021-11-13 21:06:17,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:17,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:17,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:17,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:17,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:17,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:17,358 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 21:06:17,392 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:17,392 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 21:06:17,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:17,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:17,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167224 states to 1036 states and 167224 transitions. [2021-11-13 21:06:17,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 167224 transitions. [2021-11-13 21:06:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:17,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:17,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:17,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:17,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:17,740 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 21:06:17,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:17,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:17,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168282 states to 1039 states and 168282 transitions. [2021-11-13 21:06:17,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 168282 transitions. [2021-11-13 21:06:17,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:17,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:17,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:17,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:17,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:17,965 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:17,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:18,030 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 21:06:18,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:18,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169344 states to 1042 states and 169344 transitions. [2021-11-13 21:06:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 169344 transitions. [2021-11-13 21:06:18,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:18,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:18,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:18,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:18,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:18,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:18,339 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:18,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:18,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:18,507 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 57 treesize of output 45 [2021-11-13 21:06:18,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:18,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:18,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170410 states to 1045 states and 170410 transitions. [2021-11-13 21:06:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 170410 transitions. [2021-11-13 21:06:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:18,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:18,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:18,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:18,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:18,729 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:18,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:18,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:18,884 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 57 treesize of output 45 [2021-11-13 21:06:18,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:18,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:19,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171480 states to 1048 states and 171480 transitions. [2021-11-13 21:06:19,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1048 states and 171480 transitions. [2021-11-13 21:06:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:19,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:19,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:19,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:19,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:19,059 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 21:06:19,093 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:19,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:19,248 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 57 treesize of output 45 [2021-11-13 21:06:19,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:19,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:19,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172554 states to 1051 states and 172554 transitions. [2021-11-13 21:06:19,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 172554 transitions. [2021-11-13 21:06:19,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:19,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:19,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:19,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:19,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:19,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:19,444 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 27 treesize of output 15 [2021-11-13 21:06:19,448 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 21:06:19,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:19,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173632 states to 1054 states and 173632 transitions. [2021-11-13 21:06:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 173632 transitions. [2021-11-13 21:06:19,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:19,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:19,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:19,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:19,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:19,621 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 21:06:19,636 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 27 treesize of output 15 [2021-11-13 21:06:19,640 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 21:06:19,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174715 states to 1057 states and 174715 transitions. [2021-11-13 21:06:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1057 states and 174715 transitions. [2021-11-13 21:06:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:19,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:19,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:19,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:19,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:19,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:19,833 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 27 treesize of output 15 [2021-11-13 21:06:19,837 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 21:06:19,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:19,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175802 states to 1060 states and 175802 transitions. [2021-11-13 21:06:19,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 175802 transitions. [2021-11-13 21:06:19,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:19,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:19,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:20,006 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:20,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:20,040 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:20,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:20,100 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 21:06:20,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:20,201 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 21:06:20,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:20,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176893 states to 1063 states and 176893 transitions. [2021-11-13 21:06:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 176893 transitions. [2021-11-13 21:06:20,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:20,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:20,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:20,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:20,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:20,432 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:20,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:20,490 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 21:06:20,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:20,589 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 21:06:20,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:20,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177969 states to 1066 states and 177969 transitions. [2021-11-13 21:06:20,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 177969 transitions. [2021-11-13 21:06:20,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:20,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:20,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:20,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:20,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:20,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:20,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:20,865 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 21:06:20,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:21,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:21,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179029 states to 1069 states and 179029 transitions. [2021-11-13 21:06:21,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1069 states and 179029 transitions. [2021-11-13 21:06:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:21,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:21,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:21,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:21,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:21,143 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 21:06:21,160 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 27 treesize of output 15 [2021-11-13 21:06:21,163 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 21:06:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:21,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180093 states to 1072 states and 180093 transitions. [2021-11-13 21:06:21,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 180093 transitions. [2021-11-13 21:06:21,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:21,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:21,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:21,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:21,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:21,340 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 21:06:21,374 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:21,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:21,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:21,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:21,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:21,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181161 states to 1075 states and 181161 transitions. [2021-11-13 21:06:21,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 181161 transitions. [2021-11-13 21:06:21,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:21,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:21,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:21,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:21,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:21,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:21,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:21,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:21,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:21,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182233 states to 1078 states and 182233 transitions. [2021-11-13 21:06:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 182233 transitions. [2021-11-13 21:06:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:21,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:21,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:21,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:21,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:21,942 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 21:06:21,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:21,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:22,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183309 states to 1081 states and 183309 transitions. [2021-11-13 21:06:22,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 183309 transitions. [2021-11-13 21:06:22,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:22,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:22,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:22,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:22,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:22,204 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:22,204 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 21:06:22,261 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 21:06:22,398 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 57 treesize of output 45 [2021-11-13 21:06:22,406 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 21:06:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:22,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184389 states to 1084 states and 184389 transitions. [2021-11-13 21:06:22,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 184389 transitions. [2021-11-13 21:06:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:22,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:22,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:22,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:22,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:22,611 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 21:06:22,625 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 27 treesize of output 15 [2021-11-13 21:06:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:22,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:22,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185473 states to 1087 states and 185473 transitions. [2021-11-13 21:06:22,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 185473 transitions. [2021-11-13 21:06:22,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:22,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:22,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:22,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:22,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:22,822 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 21:06:22,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:22,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:22,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186561 states to 1090 states and 186561 transitions. [2021-11-13 21:06:22,971 INFO L276 IsEmpty]: Start isEmpty. Operand 1090 states and 186561 transitions. [2021-11-13 21:06:22,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:22,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:22,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:23,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:23,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:23,058 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:23,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:23,116 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 21:06:23,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:23,216 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 21:06:23,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187653 states to 1093 states and 187653 transitions. [2021-11-13 21:06:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 187653 transitions. [2021-11-13 21:06:23,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:23,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:23,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:23,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:23,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:23,426 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:23,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:23,487 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 21:06:23,581 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 57 treesize of output 45 [2021-11-13 21:06:23,588 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 21:06:23,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188749 states to 1096 states and 188749 transitions. [2021-11-13 21:06:23,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1096 states and 188749 transitions. [2021-11-13 21:06:23,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:23,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:23,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:23,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:23,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:23,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:23,790 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 27 treesize of output 15 [2021-11-13 21:06:23,796 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 21:06:23,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:23,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189877 states to 1099 states and 189877 transitions. [2021-11-13 21:06:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1099 states and 189877 transitions. [2021-11-13 21:06:23,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:23,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:23,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:24,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:24,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:24,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:24,060 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:24,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:24,224 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 57 treesize of output 45 [2021-11-13 21:06:24,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:24,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:24,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190965 states to 1102 states and 190965 transitions. [2021-11-13 21:06:24,385 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 190965 transitions. [2021-11-13 21:06:24,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:24,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:24,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:24,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:24,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:24,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:24,447 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 21:06:24,483 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:24,483 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 21:06:24,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:24,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:24,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192092 states to 1105 states and 192092 transitions. [2021-11-13 21:06:24,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 192092 transitions. [2021-11-13 21:06:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:24,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:24,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:24,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:24,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:24,880 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:24,880 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 21:06:24,941 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 21:06:25,038 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 57 treesize of output 45 [2021-11-13 21:06:25,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:25,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193223 states to 1108 states and 193223 transitions. [2021-11-13 21:06:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 193223 transitions. [2021-11-13 21:06:25,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:25,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:25,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:25,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:25,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:25,237 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 21:06:25,272 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:25,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:25,444 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 57 treesize of output 45 [2021-11-13 21:06:25,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:25,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194534 states to 1111 states and 194534 transitions. [2021-11-13 21:06:25,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 194534 transitions. [2021-11-13 21:06:25,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:25,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:25,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:25,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:25,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:25,647 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 21:06:25,664 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 27 treesize of output 15 [2021-11-13 21:06:25,667 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 21:06:25,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195763 states to 1114 states and 195763 transitions. [2021-11-13 21:06:25,809 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 195763 transitions. [2021-11-13 21:06:25,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:25,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:25,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:25,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:25,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:25,897 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:25,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:25,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:26,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:26,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:26,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:26,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197082 states to 1117 states and 197082 transitions. [2021-11-13 21:06:26,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 197082 transitions. [2021-11-13 21:06:26,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:26,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:26,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:26,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:26,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:26,300 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 21:06:26,334 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:26,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:26,486 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 57 treesize of output 45 [2021-11-13 21:06:26,493 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 21:06:26,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:26,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198405 states to 1120 states and 198405 transitions. [2021-11-13 21:06:26,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1120 states and 198405 transitions. [2021-11-13 21:06:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:26,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:26,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:26,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:26,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:26,729 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:26,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:26,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:26,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:26,887 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 21:06:26,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:27,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199732 states to 1123 states and 199732 transitions. [2021-11-13 21:06:27,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 199732 transitions. [2021-11-13 21:06:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:27,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:27,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:27,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:27,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:27,089 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 21:06:27,123 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:27,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:27,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:27,294 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 21:06:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:27,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200892 states to 1126 states and 200892 transitions. [2021-11-13 21:06:27,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 200892 transitions. [2021-11-13 21:06:27,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:27,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:27,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:27,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:27,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:27,521 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:27,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:27,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:27,683 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 57 treesize of output 45 [2021-11-13 21:06:27,688 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 21:06:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:27,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202227 states to 1129 states and 202227 transitions. [2021-11-13 21:06:27,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 202227 transitions. [2021-11-13 21:06:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:27,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:27,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:27,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:27,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:27,919 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:27,920 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 21:06:27,984 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 21:06:28,087 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 57 treesize of output 45 [2021-11-13 21:06:28,092 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 21:06:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:28,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203502 states to 1132 states and 203502 transitions. [2021-11-13 21:06:28,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 203502 transitions. [2021-11-13 21:06:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:28,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:28,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:28,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:28,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:28,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:28,322 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:28,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:28,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:28,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204758 states to 1135 states and 204758 transitions. [2021-11-13 21:06:28,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 204758 transitions. [2021-11-13 21:06:28,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:28,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:28,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:28,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:28,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:28,739 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:28,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:28,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:28,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:28,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:28,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206018 states to 1138 states and 206018 transitions. [2021-11-13 21:06:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 206018 transitions. [2021-11-13 21:06:29,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:29,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:29,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:29,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:29,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:29,131 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:29,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:29,288 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 57 treesize of output 45 [2021-11-13 21:06:29,295 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 21:06:29,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207282 states to 1141 states and 207282 transitions. [2021-11-13 21:06:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 207282 transitions. [2021-11-13 21:06:29,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:29,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:29,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:29,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:29,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:29,538 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:29,538 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 21:06:29,598 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 21:06:29,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:29,700 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 21:06:29,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:29,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208637 states to 1144 states and 208637 transitions. [2021-11-13 21:06:29,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1144 states and 208637 transitions. [2021-11-13 21:06:29,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:29,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:29,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:29,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:29,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:29,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:29,940 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:29,940 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 21:06:30,002 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 21:06:30,101 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 57 treesize of output 45 [2021-11-13 21:06:30,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:30,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:30,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209996 states to 1147 states and 209996 transitions. [2021-11-13 21:06:30,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 209996 transitions. [2021-11-13 21:06:30,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:30,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:30,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:30,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:30,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:30,308 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 21:06:30,342 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:30,343 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 21:06:30,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:30,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:30,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:30,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211184 states to 1150 states and 211184 transitions. [2021-11-13 21:06:30,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 211184 transitions. [2021-11-13 21:06:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:30,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:30,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:30,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:30,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:30,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:30,748 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:30,749 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 21:06:30,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:30,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:30,929 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 21:06:31,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:31,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212516 states to 1153 states and 212516 transitions. [2021-11-13 21:06:31,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 212516 transitions. [2021-11-13 21:06:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:31,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:31,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:31,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:31,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:31,159 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 21:06:31,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:31,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:31,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213686 states to 1156 states and 213686 transitions. [2021-11-13 21:06:31,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 213686 transitions. [2021-11-13 21:06:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:31,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:31,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:31,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:31,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:31,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:31,432 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:31,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:31,490 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 21:06:31,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:31,590 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 21:06:31,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215061 states to 1159 states and 215061 transitions. [2021-11-13 21:06:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 215061 transitions. [2021-11-13 21:06:31,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:31,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:31,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:31,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:31,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:31,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:31,851 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:31,851 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 21:06:31,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:32,013 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 57 treesize of output 45 [2021-11-13 21:06:32,020 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 21:06:32,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:32,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216375 states to 1162 states and 216375 transitions. [2021-11-13 21:06:32,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 216375 transitions. [2021-11-13 21:06:32,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:32,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:32,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:32,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:32,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:32,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:32,285 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:32,285 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 21:06:32,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:32,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:32,473 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 21:06:32,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:32,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217693 states to 1165 states and 217693 transitions. [2021-11-13 21:06:32,637 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 217693 transitions. [2021-11-13 21:06:32,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:32,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:32,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:32,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:32,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:32,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:32,729 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:32,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:32,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:32,905 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 57 treesize of output 45 [2021-11-13 21:06:32,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:33,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219080 states to 1168 states and 219080 transitions. [2021-11-13 21:06:33,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 219080 transitions. [2021-11-13 21:06:33,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:33,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:33,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:33,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:33,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:33,174 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:33,175 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 21:06:33,231 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 21:06:33,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:33,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:33,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220406 states to 1171 states and 220406 transitions. [2021-11-13 21:06:33,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 220406 transitions. [2021-11-13 21:06:33,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:33,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:33,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:33,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:33,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:33,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:33,574 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:33,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:33,633 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 21:06:33,729 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 57 treesize of output 45 [2021-11-13 21:06:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:33,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:33,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221736 states to 1174 states and 221736 transitions. [2021-11-13 21:06:33,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 221736 transitions. [2021-11-13 21:06:33,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:33,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:33,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:33,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:33,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:33,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:33,973 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 27 treesize of output 15 [2021-11-13 21:06:33,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:34,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:34,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222959 states to 1177 states and 222959 transitions. [2021-11-13 21:06:34,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 222959 transitions. [2021-11-13 21:06:34,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:34,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:34,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:34,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:34,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:34,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:34,215 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 27 treesize of output 15 [2021-11-13 21:06:34,219 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 21:06:34,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:34,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224297 states to 1180 states and 224297 transitions. [2021-11-13 21:06:34,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 224297 transitions. [2021-11-13 21:06:34,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:34,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:34,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:34,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:34,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:34,447 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 21:06:34,499 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:34,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:34,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:34,697 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 21:06:34,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:34,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225704 states to 1183 states and 225704 transitions. [2021-11-13 21:06:34,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 225704 transitions. [2021-11-13 21:06:34,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:34,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:34,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:34,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:34,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:34,925 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 21:06:34,941 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 27 treesize of output 15 [2021-11-13 21:06:34,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:35,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:35,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227079 states to 1186 states and 227079 transitions. [2021-11-13 21:06:35,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 227079 transitions. [2021-11-13 21:06:35,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:35,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:35,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:35,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:35,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:35,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:35,203 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:35,203 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 21:06:35,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:35,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:35,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:35,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228429 states to 1189 states and 228429 transitions. [2021-11-13 21:06:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 228429 transitions. [2021-11-13 21:06:35,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:35,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:35,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:35,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:35,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:35,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:35,671 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:35,671 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 21:06:35,827 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 57 treesize of output 45 [2021-11-13 21:06:35,834 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 21:06:35,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:36,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229783 states to 1192 states and 229783 transitions. [2021-11-13 21:06:36,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 229783 transitions. [2021-11-13 21:06:36,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:36,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:36,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:36,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:36,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:36,093 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:36,094 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 21:06:36,154 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 21:06:36,251 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 57 treesize of output 45 [2021-11-13 21:06:36,258 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 21:06:36,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:36,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231030 states to 1195 states and 231030 transitions. [2021-11-13 21:06:36,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 231030 transitions. [2021-11-13 21:06:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:36,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:36,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:36,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:36,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:36,526 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:36,526 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 21:06:36,605 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 21:06:36,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:36,724 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 21:06:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:36,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232281 states to 1198 states and 232281 transitions. [2021-11-13 21:06:36,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 232281 transitions. [2021-11-13 21:06:36,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:36,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:36,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:36,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:36,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:36,945 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 21:06:36,983 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:36,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:37,160 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 57 treesize of output 45 [2021-11-13 21:06:37,167 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 21:06:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:37,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233536 states to 1201 states and 233536 transitions. [2021-11-13 21:06:37,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 233536 transitions. [2021-11-13 21:06:37,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:37,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:37,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:37,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:37,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:37,428 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:37,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:37,498 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 21:06:37,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:37,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:37,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:37,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234795 states to 1204 states and 234795 transitions. [2021-11-13 21:06:37,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 234795 transitions. [2021-11-13 21:06:37,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:37,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:37,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:37,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:37,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:37,900 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 21:06:37,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:37,920 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 21:06:38,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:38,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236058 states to 1207 states and 236058 transitions. [2021-11-13 21:06:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 236058 transitions. [2021-11-13 21:06:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:38,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:38,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:38,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:38,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:38,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:38,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:38,195 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 21:06:38,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:38,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237325 states to 1210 states and 237325 transitions. [2021-11-13 21:06:38,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 237325 transitions. [2021-11-13 21:06:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:38,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:38,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:38,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:38,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:38,466 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:38,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:38,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:38,625 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 57 treesize of output 45 [2021-11-13 21:06:38,629 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 21:06:38,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:38,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238596 states to 1213 states and 238596 transitions. [2021-11-13 21:06:38,806 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 238596 transitions. [2021-11-13 21:06:38,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:38,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:38,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:38,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:38,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:38,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:38,943 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:38,944 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 21:06:39,014 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 21:06:39,112 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 57 treesize of output 45 [2021-11-13 21:06:39,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:39,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239871 states to 1216 states and 239871 transitions. [2021-11-13 21:06:39,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 239871 transitions. [2021-11-13 21:06:39,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:39,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:39,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:39,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:39,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:39,410 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:39,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:39,485 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 21:06:39,601 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 57 treesize of output 45 [2021-11-13 21:06:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:39,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:39,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241150 states to 1219 states and 241150 transitions. [2021-11-13 21:06:39,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 241150 transitions. [2021-11-13 21:06:39,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:39,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:39,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:39,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:39,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:39,866 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 21:06:39,903 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:39,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:40,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:40,084 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 21:06:40,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242433 states to 1222 states and 242433 transitions. [2021-11-13 21:06:40,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 242433 transitions. [2021-11-13 21:06:40,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:40,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:40,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:40,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:40,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:40,339 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 21:06:40,373 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:40,373 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 21:06:40,527 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 57 treesize of output 45 [2021-11-13 21:06:40,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:40,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:40,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243720 states to 1225 states and 243720 transitions. [2021-11-13 21:06:40,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1225 states and 243720 transitions. [2021-11-13 21:06:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:40,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:40,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:40,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:40,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:40,785 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 21:06:40,824 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:40,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:41,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:41,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:41,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245122 states to 1228 states and 245122 transitions. [2021-11-13 21:06:41,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 245122 transitions. [2021-11-13 21:06:41,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:41,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:41,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:41,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:41,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:41,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:41,282 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 21:06:41,316 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:41,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:41,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:41,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:41,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246593 states to 1231 states and 246593 transitions. [2021-11-13 21:06:41,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 246593 transitions. [2021-11-13 21:06:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:41,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:41,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:41,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:41,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:41,792 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:41,792 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 21:06:41,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:41,994 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 57 treesize of output 45 [2021-11-13 21:06:42,003 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 21:06:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:42,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248068 states to 1234 states and 248068 transitions. [2021-11-13 21:06:42,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 248068 transitions. [2021-11-13 21:06:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:42,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:42,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:42,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:42,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:42,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:42,295 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:42,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:42,360 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 21:06:42,467 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 57 treesize of output 45 [2021-11-13 21:06:42,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:42,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249547 states to 1237 states and 249547 transitions. [2021-11-13 21:06:42,689 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 249547 transitions. [2021-11-13 21:06:42,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:42,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:42,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:42,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:42,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:42,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:42,785 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:42,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:42,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:42,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:43,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:43,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251030 states to 1240 states and 251030 transitions. [2021-11-13 21:06:43,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 251030 transitions. [2021-11-13 21:06:43,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:43,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:43,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:43,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:43,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:43,190 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 21:06:43,218 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 27 treesize of output 15 [2021-11-13 21:06:43,223 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 21:06:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:43,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252452 states to 1243 states and 252452 transitions. [2021-11-13 21:06:43,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 252452 transitions. [2021-11-13 21:06:43,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:43,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:43,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:43,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:43,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:43,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:43,482 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 21:06:43,527 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:43,527 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 21:06:43,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:43,697 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 21:06:43,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:43,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253878 states to 1246 states and 253878 transitions. [2021-11-13 21:06:43,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1246 states and 253878 transitions. [2021-11-13 21:06:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:43,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:43,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:43,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:43,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:43,974 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:43,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:44,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:44,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:44,140 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 21:06:44,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:44,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255308 states to 1249 states and 255308 transitions. [2021-11-13 21:06:44,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 255308 transitions. [2021-11-13 21:06:44,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:44,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:44,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:44,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:44,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:44,392 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 21:06:44,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:44,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256742 states to 1252 states and 256742 transitions. [2021-11-13 21:06:44,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 256742 transitions. [2021-11-13 21:06:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:44,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:44,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:44,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:44,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:44,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:44,700 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 21:06:44,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:44,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:44,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:44,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258069 states to 1255 states and 258069 transitions. [2021-11-13 21:06:44,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 258069 transitions. [2021-11-13 21:06:44,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:44,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:44,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:44,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:44,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:44,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:45,009 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:45,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:45,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:45,166 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 21:06:45,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:45,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259400 states to 1258 states and 259400 transitions. [2021-11-13 21:06:45,353 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 259400 transitions. [2021-11-13 21:06:45,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:45,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:45,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:45,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:45,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:45,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:45,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:06:45,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:45,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:45,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260735 states to 1261 states and 260735 transitions. [2021-11-13 21:06:45,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 260735 transitions. [2021-11-13 21:06:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:45,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:45,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:45,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:45,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:45,691 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 21:06:45,725 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:45,725 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 21:06:45,884 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 57 treesize of output 45 [2021-11-13 21:06:45,891 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 21:06:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:46,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262074 states to 1264 states and 262074 transitions. [2021-11-13 21:06:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 262074 transitions. [2021-11-13 21:06:46,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:46,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:46,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:46,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:46,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:46,179 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:46,179 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 21:06:46,240 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 21:06:46,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:46,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:46,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:46,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263489 states to 1267 states and 263489 transitions. [2021-11-13 21:06:46,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 263489 transitions. [2021-11-13 21:06:46,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:46,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:46,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:46,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:46,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:46,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:46,637 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:46,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:46,700 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 21:06:46,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:46,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:47,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264835 states to 1270 states and 264835 transitions. [2021-11-13 21:06:47,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 264835 transitions. [2021-11-13 21:06:47,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:47,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:47,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:47,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:47,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:47,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:47,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:47,113 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:47,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:47,259 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 57 treesize of output 45 [2021-11-13 21:06:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:47,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:47,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266185 states to 1273 states and 266185 transitions. [2021-11-13 21:06:47,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 266185 transitions. [2021-11-13 21:06:47,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:47,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:47,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:47,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:47,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:47,521 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 21:06:47,555 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:47,555 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 21:06:47,718 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 57 treesize of output 45 [2021-11-13 21:06:47,725 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 21:06:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:47,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267539 states to 1276 states and 267539 transitions. [2021-11-13 21:06:47,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 267539 transitions. [2021-11-13 21:06:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:47,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:47,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:47,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:47,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:47,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:48,010 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:48,011 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 21:06:48,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:48,163 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 57 treesize of output 45 [2021-11-13 21:06:48,168 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 21:06:48,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:48,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269074 states to 1279 states and 269074 transitions. [2021-11-13 21:06:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 269074 transitions. [2021-11-13 21:06:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:48,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:48,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:48,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:48,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:48,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:48,465 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:48,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:48,636 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 57 treesize of output 45 [2021-11-13 21:06:48,644 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 21:06:48,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270436 states to 1282 states and 270436 transitions. [2021-11-13 21:06:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 270436 transitions. [2021-11-13 21:06:48,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:48,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:48,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:48,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:48,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:48,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:48,925 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 27 treesize of output 15 [2021-11-13 21:06:48,931 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 21:06:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271802 states to 1285 states and 271802 transitions. [2021-11-13 21:06:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 271802 transitions. [2021-11-13 21:06:49,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:49,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:49,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:49,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:49,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:49,263 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 21:06:49,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:49,299 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 21:06:49,466 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 57 treesize of output 45 [2021-11-13 21:06:49,471 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 21:06:49,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:49,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273349 states to 1288 states and 273349 transitions. [2021-11-13 21:06:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 273349 transitions. [2021-11-13 21:06:49,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:49,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:49,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:49,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:49,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:49,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:49,809 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 27 treesize of output 15 [2021-11-13 21:06:49,813 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 21:06:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:50,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274900 states to 1291 states and 274900 transitions. [2021-11-13 21:06:50,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 274900 transitions. [2021-11-13 21:06:50,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:50,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:50,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:50,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:50,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:50,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:50,104 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 21:06:50,139 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:50,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:50,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:50,302 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 21:06:50,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:50,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276390 states to 1294 states and 276390 transitions. [2021-11-13 21:06:50,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 276390 transitions. [2021-11-13 21:06:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:50,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:50,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:50,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:50,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:50,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:50,607 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:50,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:50,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:50,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:50,762 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 21:06:50,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:50,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277713 states to 1297 states and 277713 transitions. [2021-11-13 21:06:50,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 277713 transitions. [2021-11-13 21:06:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:50,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:50,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:51,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:51,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:51,031 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 21:06:51,065 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:51,065 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 21:06:51,224 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 57 treesize of output 45 [2021-11-13 21:06:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:51,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279167 states to 1300 states and 279167 transitions. [2021-11-13 21:06:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 279167 transitions. [2021-11-13 21:06:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:51,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:51,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:51,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:51,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:51,536 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:51,536 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 21:06:51,598 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 21:06:51,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:51,724 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 21:06:51,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:51,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280521 states to 1303 states and 280521 transitions. [2021-11-13 21:06:51,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 280521 transitions. [2021-11-13 21:06:51,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:51,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:51,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:52,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:52,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:52,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:52,021 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 21:06:52,060 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:52,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:52,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:52,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:52,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282092 states to 1306 states and 282092 transitions. [2021-11-13 21:06:52,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 282092 transitions. [2021-11-13 21:06:52,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:52,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:52,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:52,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:52,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:52,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:52,549 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:52,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:52,605 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 21:06:52,696 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 57 treesize of output 45 [2021-11-13 21:06:52,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:52,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:52,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283667 states to 1309 states and 283667 transitions. [2021-11-13 21:06:52,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 283667 transitions. [2021-11-13 21:06:52,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:52,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:52,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:52,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:52,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:52,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:52,995 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 27 treesize of output 15 [2021-11-13 21:06:52,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:53,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:53,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285246 states to 1312 states and 285246 transitions. [2021-11-13 21:06:53,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 285246 transitions. [2021-11-13 21:06:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:53,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:53,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:53,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:53,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:53,311 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:53,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:53,369 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 21:06:53,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:53,469 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 21:06:53,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:53,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286829 states to 1315 states and 286829 transitions. [2021-11-13 21:06:53,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 286829 transitions. [2021-11-13 21:06:53,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:53,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:53,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:53,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:53,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:53,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:53,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:53,784 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:53,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:53,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:53,949 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 21:06:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:54,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288307 states to 1318 states and 288307 transitions. [2021-11-13 21:06:54,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 288307 transitions. [2021-11-13 21:06:54,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:54,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:54,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:54,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:54,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:54,291 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 21:06:54,324 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:54,325 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 21:06:54,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:54,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:54,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:54,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289789 states to 1321 states and 289789 transitions. [2021-11-13 21:06:54,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 289789 transitions. [2021-11-13 21:06:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:54,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:54,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:54,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:54,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:54,789 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:54,789 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 21:06:54,846 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 21:06:54,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:54,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291275 states to 1324 states and 291275 transitions. [2021-11-13 21:06:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 291275 transitions. [2021-11-13 21:06:55,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:55,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:55,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:55,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:55,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:55,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:55,278 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:55,278 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 21:06:55,336 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 21:06:55,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:55,436 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 21:06:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292691 states to 1327 states and 292691 transitions. [2021-11-13 21:06:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 292691 transitions. [2021-11-13 21:06:55,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:55,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:55,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:55,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:55,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:55,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:55,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:55,735 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 27 treesize of output 15 [2021-11-13 21:06:55,742 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 21:06:55,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:55,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294080 states to 1330 states and 294080 transitions. [2021-11-13 21:06:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 294080 transitions. [2021-11-13 21:06:55,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:55,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:55,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:56,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:56,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:56,059 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:56,059 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 21:06:56,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:56,221 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 57 treesize of output 45 [2021-11-13 21:06:56,228 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 21:06:56,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:56,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295473 states to 1333 states and 295473 transitions. [2021-11-13 21:06:56,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 295473 transitions. [2021-11-13 21:06:56,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:56,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:56,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:56,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:56,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:56,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:56,536 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 21:06:56,570 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:56,570 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 21:06:56,733 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 57 treesize of output 45 [2021-11-13 21:06:56,737 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 21:06:56,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:56,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296974 states to 1336 states and 296974 transitions. [2021-11-13 21:06:56,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 296974 transitions. [2021-11-13 21:06:57,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:57,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:57,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:57,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:57,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:57,083 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:57,083 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 21:06:57,138 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 21:06:57,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:57,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298479 states to 1339 states and 298479 transitions. [2021-11-13 21:06:57,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 298479 transitions. [2021-11-13 21:06:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:57,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:57,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:57,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:57,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:57,532 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 21:06:57,550 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 27 treesize of output 15 [2021-11-13 21:06:57,556 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 21:06:57,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:57,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299861 states to 1342 states and 299861 transitions. [2021-11-13 21:06:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 299861 transitions. [2021-11-13 21:06:57,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:57,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:57,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:57,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:57,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:57,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:57,864 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 27 treesize of output 15 [2021-11-13 21:06:57,870 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 21:06:58,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:58,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301484 states to 1345 states and 301484 transitions. [2021-11-13 21:06:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 301484 transitions. [2021-11-13 21:06:58,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:58,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:58,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:58,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:58,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:58,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:58,197 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:58,197 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 21:06:58,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:06:58,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:06:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:58,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303111 states to 1348 states and 303111 transitions. [2021-11-13 21:06:58,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 303111 transitions. [2021-11-13 21:06:58,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:58,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:58,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:58,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:58,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:58,681 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:58,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:58,740 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 21:06:58,836 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 57 treesize of output 45 [2021-11-13 21:06:58,843 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 21:06:58,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:59,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304742 states to 1351 states and 304742 transitions. [2021-11-13 21:06:59,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 304742 transitions. [2021-11-13 21:06:59,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:59,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:59,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:59,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:06:59,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:59,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:06:59,184 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:06:59,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:06:59,361 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 57 treesize of output 45 [2021-11-13 21:06:59,368 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 21:06:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:59,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306377 states to 1354 states and 306377 transitions. [2021-11-13 21:06:59,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 306377 transitions. [2021-11-13 21:06:59,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:59,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:59,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:06:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:06:59,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:06:59,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:06:59,690 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 21:06:59,706 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 27 treesize of output 15 [2021-11-13 21:06:59,709 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 21:06:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:06:59,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308016 states to 1357 states and 308016 transitions. [2021-11-13 21:06:59,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 308016 transitions. [2021-11-13 21:06:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:06:59,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:06:59,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:00,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:00,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:00,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:00,077 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:00,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:00,141 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 21:07:00,247 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 57 treesize of output 45 [2021-11-13 21:07:00,252 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 21:07:00,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:00,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309549 states to 1360 states and 309549 transitions. [2021-11-13 21:07:00,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 309549 transitions. [2021-11-13 21:07:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:00,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:00,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:00,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:00,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:00,615 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:00,615 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 21:07:00,686 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 21:07:00,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:00,810 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 21:07:00,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:01,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311086 states to 1363 states and 311086 transitions. [2021-11-13 21:07:01,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 311086 transitions. [2021-11-13 21:07:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:01,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:01,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:01,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:01,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:01,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:01,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:01,198 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:01,198 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 21:07:01,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:01,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:01,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:01,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312737 states to 1366 states and 312737 transitions. [2021-11-13 21:07:01,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 312737 transitions. [2021-11-13 21:07:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:01,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:01,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:01,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:01,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:01,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:01,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:01,875 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 21:07:01,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:02,004 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 21:07:02,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:02,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314392 states to 1369 states and 314392 transitions. [2021-11-13 21:07:02,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 314392 transitions. [2021-11-13 21:07:02,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:02,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:02,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:02,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:02,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:02,380 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 21:07:02,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:02,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316051 states to 1372 states and 316051 transitions. [2021-11-13 21:07:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 316051 transitions. [2021-11-13 21:07:02,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:02,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:02,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:02,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:02,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:02,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:02,749 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 21:07:02,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:02,773 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 21:07:02,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317714 states to 1375 states and 317714 transitions. [2021-11-13 21:07:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 317714 transitions. [2021-11-13 21:07:03,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:03,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:03,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:03,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:03,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:03,113 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 21:07:03,131 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 27 treesize of output 15 [2021-11-13 21:07:03,138 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 21:07:03,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:03,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319192 states to 1378 states and 319192 transitions. [2021-11-13 21:07:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 319192 transitions. [2021-11-13 21:07:03,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:03,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:03,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:03,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:03,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:03,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:03,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:03,529 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 21:07:03,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:03,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320674 states to 1381 states and 320674 transitions. [2021-11-13 21:07:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 320674 transitions. [2021-11-13 21:07:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:03,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:03,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:03,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:03,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:03,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:03,929 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:03,929 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 21:07:04,083 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 57 treesize of output 45 [2021-11-13 21:07:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:04,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322159 states to 1384 states and 322159 transitions. [2021-11-13 21:07:04,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 322159 transitions. [2021-11-13 21:07:04,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:04,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:04,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:04,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:04,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:04,416 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 21:07:04,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:04,436 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 21:07:04,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:04,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323648 states to 1387 states and 323648 transitions. [2021-11-13 21:07:04,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1387 states and 323648 transitions. [2021-11-13 21:07:04,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:04,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:04,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:04,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:04,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:04,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:04,830 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:04,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:04,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:05,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:05,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325331 states to 1390 states and 325331 transitions. [2021-11-13 21:07:05,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1390 states and 325331 transitions. [2021-11-13 21:07:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:05,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:05,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:05,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:05,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:05,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2021-11-13 21:07:24,898 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 21:07:24,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:25,053 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 57 treesize of output 45 [2021-11-13 21:07:25,057 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 21:07:25,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390597 states to 1507 states and 390597 transitions. [2021-11-13 21:07:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 390597 transitions. [2021-11-13 21:07:25,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:25,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:25,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:25,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:25,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:25,438 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 21:07:25,495 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:25,495 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 21:07:25,654 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 57 treesize of output 45 [2021-11-13 21:07:25,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:26,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392440 states to 1510 states and 392440 transitions. [2021-11-13 21:07:26,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 392440 transitions. [2021-11-13 21:07:26,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:26,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:26,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:26,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:26,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:26,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:26,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:26,137 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:26,137 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 21:07:26,354 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 57 treesize of output 45 [2021-11-13 21:07:26,363 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 21:07:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394031 states to 1513 states and 394031 transitions. [2021-11-13 21:07:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 394031 transitions. [2021-11-13 21:07:26,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:26,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:26,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:26,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:26,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:26,833 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:26,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:26,894 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 21:07:26,991 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 57 treesize of output 45 [2021-11-13 21:07:26,998 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 21:07:27,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:27,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395650 states to 1516 states and 395650 transitions. [2021-11-13 21:07:27,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 395650 transitions. [2021-11-13 21:07:27,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:27,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:27,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:27,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:27,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:27,409 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 21:07:27,425 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 27 treesize of output 15 [2021-11-13 21:07:27,431 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 21:07:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:27,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397505 states to 1519 states and 397505 transitions. [2021-11-13 21:07:27,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 397505 transitions. [2021-11-13 21:07:27,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:27,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:27,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:27,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:27,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:27,871 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:27,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:27,935 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 21:07:28,039 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 57 treesize of output 45 [2021-11-13 21:07:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:28,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:28,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399132 states to 1522 states and 399132 transitions. [2021-11-13 21:07:28,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 399132 transitions. [2021-11-13 21:07:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:28,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:28,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:28,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:28,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:28,467 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 21:07:28,502 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:28,502 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 21:07:28,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:28,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:28,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:29,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400995 states to 1525 states and 400995 transitions. [2021-11-13 21:07:29,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 400995 transitions. [2021-11-13 21:07:29,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:29,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:29,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:29,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:29,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:29,100 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 21:07:29,135 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:29,135 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 21:07:29,361 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 57 treesize of output 45 [2021-11-13 21:07:29,368 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 21:07:29,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:29,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402862 states to 1528 states and 402862 transitions. [2021-11-13 21:07:29,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 402862 transitions. [2021-11-13 21:07:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:29,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:29,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:29,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:29,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:29,828 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 21:07:29,862 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:29,862 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 21:07:30,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:30,016 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 21:07:30,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:30,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404612 states to 1531 states and 404612 transitions. [2021-11-13 21:07:30,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 404612 transitions. [2021-11-13 21:07:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:30,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:30,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:30,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:30,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:30,429 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 21:07:30,462 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:30,463 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 21:07:30,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:30,629 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 21:07:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:30,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406487 states to 1534 states and 406487 transitions. [2021-11-13 21:07:30,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 406487 transitions. [2021-11-13 21:07:31,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:31,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:31,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:31,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:31,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:31,078 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:31,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:31,140 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 21:07:31,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:31,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:31,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:31,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408366 states to 1537 states and 408366 transitions. [2021-11-13 21:07:31,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 408366 transitions. [2021-11-13 21:07:31,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:31,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:31,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:31,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:31,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:31,711 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:31,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:31,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:31,877 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 57 treesize of output 45 [2021-11-13 21:07:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:32,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410017 states to 1540 states and 410017 transitions. [2021-11-13 21:07:32,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 410017 transitions. [2021-11-13 21:07:32,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:32,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:32,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:32,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:32,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:32,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:32,342 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:32,342 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 21:07:32,409 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 21:07:32,516 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 57 treesize of output 45 [2021-11-13 21:07:32,523 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 21:07:32,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411904 states to 1543 states and 411904 transitions. [2021-11-13 21:07:32,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 411904 transitions. [2021-11-13 21:07:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:32,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:32,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:32,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:32,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:32,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:32,985 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:32,985 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 21:07:33,176 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 57 treesize of output 45 [2021-11-13 21:07:33,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:33,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:33,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413795 states to 1546 states and 413795 transitions. [2021-11-13 21:07:33,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 413795 transitions. [2021-11-13 21:07:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:33,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:33,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:33,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:33,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:33,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:33,704 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:33,705 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 21:07:33,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:33,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:34,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415690 states to 1549 states and 415690 transitions. [2021-11-13 21:07:34,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 415690 transitions. [2021-11-13 21:07:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:34,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:34,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:34,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:34,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:34,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:34,323 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:34,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:34,382 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 21:07:34,483 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 57 treesize of output 45 [2021-11-13 21:07:34,493 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 21:07:34,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:34,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417589 states to 1552 states and 417589 transitions. [2021-11-13 21:07:34,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 417589 transitions. [2021-11-13 21:07:34,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:34,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:34,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:34,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:34,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:34,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:34,971 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:34,971 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 21:07:35,030 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 21:07:35,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:35,135 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 21:07:35,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419290 states to 1555 states and 419290 transitions. [2021-11-13 21:07:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 419290 transitions. [2021-11-13 21:07:35,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:35,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:35,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:35,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:35,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:35,577 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 21:07:35,616 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:35,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:35,826 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 57 treesize of output 45 [2021-11-13 21:07:35,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:36,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421197 states to 1558 states and 421197 transitions. [2021-11-13 21:07:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 421197 transitions. [2021-11-13 21:07:36,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:36,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:36,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:36,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:36,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:36,311 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 21:07:36,353 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:36,354 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 21:07:36,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:36,559 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 21:07:36,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:36,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422986 states to 1561 states and 422986 transitions. [2021-11-13 21:07:36,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 422986 transitions. [2021-11-13 21:07:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:36,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:36,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:36,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:36,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:37,029 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:37,029 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 21:07:37,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:37,215 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 57 treesize of output 45 [2021-11-13 21:07:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:37,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424779 states to 1564 states and 424779 transitions. [2021-11-13 21:07:37,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 424779 transitions. [2021-11-13 21:07:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:37,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:37,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:37,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:37,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:37,814 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:37,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:37,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:37,958 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 57 treesize of output 45 [2021-11-13 21:07:37,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:38,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:38,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426576 states to 1567 states and 426576 transitions. [2021-11-13 21:07:38,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 426576 transitions. [2021-11-13 21:07:38,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:38,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:38,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:38,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:38,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:38,442 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:38,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:38,504 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 21:07:38,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:38,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:38,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428377 states to 1570 states and 428377 transitions. [2021-11-13 21:07:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 428377 transitions. [2021-11-13 21:07:39,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:39,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:39,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:39,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:39,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:39,132 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 21:07:39,168 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:39,168 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 21:07:39,345 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 57 treesize of output 45 [2021-11-13 21:07:39,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:39,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430182 states to 1573 states and 430182 transitions. [2021-11-13 21:07:39,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 430182 transitions. [2021-11-13 21:07:39,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:39,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:39,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:39,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:39,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:39,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:39,891 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:39,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:40,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:40,080 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 21:07:40,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432113 states to 1576 states and 432113 transitions. [2021-11-13 21:07:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 432113 transitions. [2021-11-13 21:07:40,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:40,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:40,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:40,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:40,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:40,630 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:40,630 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 21:07:40,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:40,826 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 57 treesize of output 45 [2021-11-13 21:07:40,830 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 21:07:41,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:41,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434048 states to 1579 states and 434048 transitions. [2021-11-13 21:07:41,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 434048 transitions. [2021-11-13 21:07:41,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:41,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:41,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:41,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:41,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:41,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:41,346 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:41,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:41,571 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 57 treesize of output 45 [2021-11-13 21:07:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:41,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:42,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435987 states to 1582 states and 435987 transitions. [2021-11-13 21:07:42,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 435987 transitions. [2021-11-13 21:07:42,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:42,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:42,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:42,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:42,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:42,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:42,112 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 21:07:42,149 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:42,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:42,300 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 57 treesize of output 45 [2021-11-13 21:07:42,304 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 21:07:42,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:42,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437930 states to 1585 states and 437930 transitions. [2021-11-13 21:07:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 437930 transitions. [2021-11-13 21:07:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:42,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:42,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:42,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:42,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:42,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:42,762 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 21:07:42,798 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:42,798 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 21:07:42,962 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 57 treesize of output 45 [2021-11-13 21:07:42,967 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 21:07:43,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:43,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439644 states to 1588 states and 439644 transitions. [2021-11-13 21:07:43,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 439644 transitions. [2021-11-13 21:07:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:43,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:43,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:43,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:43,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:43,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:43,450 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:43,451 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 21:07:43,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:43,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:43,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441595 states to 1591 states and 441595 transitions. [2021-11-13 21:07:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 441595 transitions. [2021-11-13 21:07:44,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:44,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:44,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:44,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:44,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:44,109 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:44,109 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 21:07:44,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:44,264 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 57 treesize of output 45 [2021-11-13 21:07:44,268 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 21:07:44,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:44,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443550 states to 1594 states and 443550 transitions. [2021-11-13 21:07:44,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 443550 transitions. [2021-11-13 21:07:44,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:44,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:44,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:44,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:44,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:44,722 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 21:07:44,756 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:44,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:44,921 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 57 treesize of output 45 [2021-11-13 21:07:44,925 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 21:07:45,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:45,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445509 states to 1597 states and 445509 transitions. [2021-11-13 21:07:45,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 445509 transitions. [2021-11-13 21:07:45,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:45,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:45,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:45,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:45,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:45,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:45,373 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 21:07:45,413 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:45,413 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 21:07:45,584 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 57 treesize of output 45 [2021-11-13 21:07:45,591 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 21:07:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:46,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447472 states to 1600 states and 447472 transitions. [2021-11-13 21:07:46,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 447472 transitions. [2021-11-13 21:07:46,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:46,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:46,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:46,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:46,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:46,138 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:46,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:46,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:46,294 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 57 treesize of output 45 [2021-11-13 21:07:46,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:46,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449439 states to 1603 states and 449439 transitions. [2021-11-13 21:07:46,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 449439 transitions. [2021-11-13 21:07:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:46,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:46,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:46,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:46,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:46,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:46,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:46,830 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:46,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:46,994 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 57 treesize of output 45 [2021-11-13 21:07:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:47,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:47,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451410 states to 1606 states and 451410 transitions. [2021-11-13 21:07:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 451410 transitions. [2021-11-13 21:07:47,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:47,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:47,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:47,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:47,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:47,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:47,449 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 21:07:47,483 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:47,483 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 21:07:47,638 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 57 treesize of output 45 [2021-11-13 21:07:47,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:47,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453385 states to 1609 states and 453385 transitions. [2021-11-13 21:07:47,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 453385 transitions. [2021-11-13 21:07:48,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:48,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:48,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:48,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:48,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:48,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:48,117 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:48,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:48,282 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 57 treesize of output 45 [2021-11-13 21:07:48,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:48,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455325 states to 1612 states and 455325 transitions. [2021-11-13 21:07:48,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 455325 transitions. [2021-11-13 21:07:48,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:48,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:48,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:48,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:48,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:48,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:48,744 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 21:07:48,779 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:48,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:48,950 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 57 treesize of output 45 [2021-11-13 21:07:48,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:49,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457269 states to 1615 states and 457269 transitions. [2021-11-13 21:07:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 457269 transitions. [2021-11-13 21:07:49,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:49,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:49,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:49,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:49,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:49,418 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 21:07:49,433 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 27 treesize of output 15 [2021-11-13 21:07:49,439 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 21:07:49,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:49,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459256 states to 1618 states and 459256 transitions. [2021-11-13 21:07:49,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 459256 transitions. [2021-11-13 21:07:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:49,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:49,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:49,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:49,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:49,900 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 21:07:49,935 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:49,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:50,140 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 57 treesize of output 45 [2021-11-13 21:07:50,147 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 21:07:50,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:50,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461125 states to 1621 states and 461125 transitions. [2021-11-13 21:07:50,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 461125 transitions. [2021-11-13 21:07:50,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:50,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:50,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:50,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:50,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:50,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:50,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:50,704 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 27 treesize of output 15 [2021-11-13 21:07:50,709 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 21:07:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:51,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463120 states to 1624 states and 463120 transitions. [2021-11-13 21:07:51,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 463120 transitions. [2021-11-13 21:07:51,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:51,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:51,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:51,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:51,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:51,279 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 21:07:51,313 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:51,314 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 21:07:51,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:51,470 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 21:07:51,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:51,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464997 states to 1627 states and 464997 transitions. [2021-11-13 21:07:51,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 464997 transitions. [2021-11-13 21:07:51,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:51,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:51,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:51,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:51,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:51,966 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:51,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:52,024 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 21:07:52,117 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 57 treesize of output 45 [2021-11-13 21:07:52,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:52,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467000 states to 1630 states and 467000 transitions. [2021-11-13 21:07:52,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 467000 transitions. [2021-11-13 21:07:52,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:52,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:52,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:52,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:52,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:52,628 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:52,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:52,689 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 21:07:52,785 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 57 treesize of output 45 [2021-11-13 21:07:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:53,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:53,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469007 states to 1633 states and 469007 transitions. [2021-11-13 21:07:53,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 469007 transitions. [2021-11-13 21:07:53,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:53,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:53,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:53,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:53,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:53,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:53,261 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 21:07:53,296 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:53,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:53,460 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 57 treesize of output 45 [2021-11-13 21:07:53,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:53,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:53,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471018 states to 1636 states and 471018 transitions. [2021-11-13 21:07:53,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 471018 transitions. [2021-11-13 21:07:53,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:53,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:53,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:53,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:53,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:53,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:53,966 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:53,967 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 21:07:54,031 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 21:07:54,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:54,141 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 21:07:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:54,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472952 states to 1639 states and 472952 transitions. [2021-11-13 21:07:54,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 472952 transitions. [2021-11-13 21:07:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:54,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:54,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:54,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:54,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:54,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:54,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:54,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:54,723 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 21:07:54,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474971 states to 1642 states and 474971 transitions. [2021-11-13 21:07:55,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 474971 transitions. [2021-11-13 21:07:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:55,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:55,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:55,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:55,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:55,335 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 21:07:55,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:55,355 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 21:07:55,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476913 states to 1645 states and 476913 transitions. [2021-11-13 21:07:55,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 476913 transitions. [2021-11-13 21:07:55,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:55,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:55,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:55,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:55,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:55,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:55,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:56,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:56,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478901 states to 1648 states and 478901 transitions. [2021-11-13 21:07:56,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 478901 transitions. [2021-11-13 21:07:56,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:56,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:56,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:56,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:56,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:56,483 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 21:07:56,516 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:56,517 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 21:07:56,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:07:56,687 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 21:07:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480851 states to 1651 states and 480851 transitions. [2021-11-13 21:07:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 480851 transitions. [2021-11-13 21:07:57,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:57,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:57,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:57,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:57,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:57,164 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 21:07:57,198 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:57,199 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 21:07:57,356 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 57 treesize of output 45 [2021-11-13 21:07:57,363 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 21:07:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:57,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482805 states to 1654 states and 482805 transitions. [2021-11-13 21:07:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 482805 transitions. [2021-11-13 21:07:57,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:57,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:57,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:57,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:07:57,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:57,835 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 21:07:57,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:07:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:58,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484763 states to 1657 states and 484763 transitions. [2021-11-13 21:07:58,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 484763 transitions. [2021-11-13 21:07:58,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:58,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:58,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:58,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:58,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:58,330 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 21:07:58,364 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:58,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:07:58,526 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 57 treesize of output 45 [2021-11-13 21:07:58,535 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 21:07:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486725 states to 1660 states and 486725 transitions. [2021-11-13 21:07:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 486725 transitions. [2021-11-13 21:07:58,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:58,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:58,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:59,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:59,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:59,056 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:59,056 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 21:07:59,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:59,220 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 57 treesize of output 45 [2021-11-13 21:07:59,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:07:59,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:07:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488691 states to 1663 states and 488691 transitions. [2021-11-13 21:07:59,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 488691 transitions. [2021-11-13 21:07:59,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:07:59,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:07:59,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:07:59,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:07:59,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:07:59,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:07:59,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:07:59,802 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 21:07:59,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:07:59,945 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 57 treesize of output 45 [2021-11-13 21:07:59,952 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 21:08:00,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490531 states to 1666 states and 490531 transitions. [2021-11-13 21:08:00,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 490531 transitions. [2021-11-13 21:08:00,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:00,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:00,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:00,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:00,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:00,467 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:00,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:00,523 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 21:08:00,613 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 57 treesize of output 45 [2021-11-13 21:08:00,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:00,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:01,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492375 states to 1669 states and 492375 transitions. [2021-11-13 21:08:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 492375 transitions. [2021-11-13 21:08:01,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:01,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:01,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:01,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:01,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:01,125 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:01,125 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 21:08:01,183 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 21:08:01,275 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 57 treesize of output 45 [2021-11-13 21:08:01,280 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 21:08:01,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:01,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494223 states to 1672 states and 494223 transitions. [2021-11-13 21:08:01,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 494223 transitions. [2021-11-13 21:08:01,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:01,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:01,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:01,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:01,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:01,752 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 21:08:01,786 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:01,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:01,944 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 57 treesize of output 45 [2021-11-13 21:08:01,951 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 21:08:02,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496286 states to 1675 states and 496286 transitions. [2021-11-13 21:08:02,345 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 496286 transitions. [2021-11-13 21:08:02,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:02,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:02,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:02,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:02,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:02,462 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:02,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:02,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:02,635 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 57 treesize of output 45 [2021-11-13 21:08:02,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:02,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:03,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498071 states to 1678 states and 498071 transitions. [2021-11-13 21:08:03,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 498071 transitions. [2021-11-13 21:08:03,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:03,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:03,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:03,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:03,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:03,154 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:03,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:03,220 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 21:08:03,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:03,331 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 21:08:03,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:03,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500017 states to 1681 states and 500017 transitions. [2021-11-13 21:08:03,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 500017 transitions. [2021-11-13 21:08:03,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:03,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:03,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:03,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:03,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:03,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:03,847 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:03,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:04,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:04,058 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 21:08:04,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501821 states to 1684 states and 501821 transitions. [2021-11-13 21:08:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 501821 transitions. [2021-11-13 21:08:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:04,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:04,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:04,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:04,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:04,542 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 21:08:04,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:04,568 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 21:08:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:04,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503629 states to 1687 states and 503629 transitions. [2021-11-13 21:08:04,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 503629 transitions. [2021-11-13 21:08:05,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:05,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:05,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:05,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:05,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:05,094 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:05,094 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 21:08:05,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:05,247 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 57 treesize of output 45 [2021-11-13 21:08:05,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:05,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:05,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505441 states to 1690 states and 505441 transitions. [2021-11-13 21:08:05,650 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 505441 transitions. [2021-11-13 21:08:05,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:05,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:05,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:05,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:05,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:05,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:05,810 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:05,810 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 21:08:05,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:05,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:06,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507257 states to 1693 states and 507257 transitions. [2021-11-13 21:08:06,388 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 507257 transitions. [2021-11-13 21:08:06,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:06,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:06,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:06,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:06,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:06,481 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 21:08:06,498 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 27 treesize of output 15 [2021-11-13 21:08:06,505 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 21:08:06,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:06,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509077 states to 1696 states and 509077 transitions. [2021-11-13 21:08:06,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 509077 transitions. [2021-11-13 21:08:07,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:07,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:07,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:07,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:07,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:07,069 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 21:08:07,085 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 27 treesize of output 15 [2021-11-13 21:08:07,092 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 21:08:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:07,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511172 states to 1699 states and 511172 transitions. [2021-11-13 21:08:07,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 511172 transitions. [2021-11-13 21:08:07,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:07,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:07,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:07,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:07,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:07,648 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 21:08:07,664 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 27 treesize of output 15 [2021-11-13 21:08:07,671 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 21:08:07,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:08,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513271 states to 1702 states and 513271 transitions. [2021-11-13 21:08:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 513271 transitions. [2021-11-13 21:08:08,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:08,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:08,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:08,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:08,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:08,256 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 21:08:08,274 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 27 treesize of output 15 [2021-11-13 21:08:08,282 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 21:08:08,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:08,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515374 states to 1705 states and 515374 transitions. [2021-11-13 21:08:08,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 515374 transitions. [2021-11-13 21:08:08,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:08,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:08,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:08,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:08,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:08,997 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 21:08:09,040 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:09,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:09,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:09,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517481 states to 1708 states and 517481 transitions. [2021-11-13 21:08:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 517481 transitions. [2021-11-13 21:08:09,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:09,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:09,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:09,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:09,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:09,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:09,853 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 27 treesize of output 15 [2021-11-13 21:08:09,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:10,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:10,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519374 states to 1711 states and 519374 transitions. [2021-11-13 21:08:10,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 519374 transitions. [2021-11-13 21:08:10,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:10,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:10,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:10,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:10,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:10,417 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 21:08:10,456 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:10,456 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 21:08:10,651 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 57 treesize of output 45 [2021-11-13 21:08:10,660 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 21:08:10,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521363 states to 1714 states and 521363 transitions. [2021-11-13 21:08:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 521363 transitions. [2021-11-13 21:08:11,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:11,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:11,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:11,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:11,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:11,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:11,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:11,284 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 27 treesize of output 15 [2021-11-13 21:08:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:11,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:11,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523482 states to 1717 states and 523482 transitions. [2021-11-13 21:08:11,796 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 523482 transitions. [2021-11-13 21:08:11,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:11,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:11,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:11,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:11,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:11,894 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 21:08:11,910 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 27 treesize of output 15 [2021-11-13 21:08:11,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525479 states to 1720 states and 525479 transitions. [2021-11-13 21:08:12,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 525479 transitions. [2021-11-13 21:08:12,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:12,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:12,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:12,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:12,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:12,491 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 21:08:12,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:12,512 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 21:08:12,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:12,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527393 states to 1723 states and 527393 transitions. [2021-11-13 21:08:12,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 527393 transitions. [2021-11-13 21:08:12,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:12,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:12,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:13,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:13,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:13,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:13,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:13,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:13,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529311 states to 1726 states and 529311 transitions. [2021-11-13 21:08:13,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 529311 transitions. [2021-11-13 21:08:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:13,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:13,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:13,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:13,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:13,665 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:13,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:13,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:13,811 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 57 treesize of output 45 [2021-11-13 21:08:13,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:14,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:14,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531233 states to 1729 states and 531233 transitions. [2021-11-13 21:08:14,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 531233 transitions. [2021-11-13 21:08:14,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:14,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:14,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:14,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:14,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:14,352 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 21:08:14,386 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:14,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:14,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:14,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533202 states to 1732 states and 533202 transitions. [2021-11-13 21:08:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 533202 transitions. [2021-11-13 21:08:15,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:15,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:15,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:15,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:15,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:15,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:15,102 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:15,102 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 21:08:15,294 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 57 treesize of output 45 [2021-11-13 21:08:15,302 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 21:08:15,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535175 states to 1735 states and 535175 transitions. [2021-11-13 21:08:15,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 535175 transitions. [2021-11-13 21:08:15,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:15,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:15,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:15,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:15,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:15,954 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:15,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:16,018 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 21:08:16,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:16,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:16,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:16,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537152 states to 1738 states and 537152 transitions. [2021-11-13 21:08:16,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 537152 transitions. [2021-11-13 21:08:16,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:16,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:16,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:16,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:16,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:16,764 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:16,764 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 21:08:16,842 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 21:08:16,971 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 57 treesize of output 45 [2021-11-13 21:08:16,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:17,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:17,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539133 states to 1741 states and 539133 transitions. [2021-11-13 21:08:17,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 539133 transitions. [2021-11-13 21:08:17,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:17,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:17,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:17,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:17,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:17,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:17,712 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:17,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:17,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:17,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:18,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541075 states to 1744 states and 541075 transitions. [2021-11-13 21:08:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 541075 transitions. [2021-11-13 21:08:18,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:18,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:18,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:18,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:18,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:18,647 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 21:08:18,682 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:18,682 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 21:08:18,853 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 57 treesize of output 45 [2021-11-13 21:08:18,859 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 21:08:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543021 states to 1747 states and 543021 transitions. [2021-11-13 21:08:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 543021 transitions. [2021-11-13 21:08:19,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:19,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:19,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:19,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:19,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:19,507 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:19,507 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 21:08:19,569 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 21:08:19,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:19,678 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 21:08:19,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:20,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545058 states to 1750 states and 545058 transitions. [2021-11-13 21:08:20,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 545058 transitions. [2021-11-13 21:08:20,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:20,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:20,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:20,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:20,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:20,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:20,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:20,301 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:20,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:20,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:20,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:20,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547055 states to 1753 states and 547055 transitions. [2021-11-13 21:08:20,938 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 547055 transitions. [2021-11-13 21:08:20,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:20,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:20,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:21,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:21,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:21,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:21,062 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 21:08:21,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:21,231 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 57 treesize of output 45 [2021-11-13 21:08:21,239 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 21:08:21,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:21,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549182 states to 1756 states and 549182 transitions. [2021-11-13 21:08:21,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 549182 transitions. [2021-11-13 21:08:21,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:21,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:21,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:21,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:21,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:21,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:21,869 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:21,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:22,052 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 57 treesize of output 45 [2021-11-13 21:08:22,057 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 21:08:22,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:22,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551126 states to 1759 states and 551126 transitions. [2021-11-13 21:08:22,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 551126 transitions. [2021-11-13 21:08:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:22,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:22,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:22,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:22,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:22,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:22,672 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:22,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:22,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:22,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:23,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:23,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553021 states to 1762 states and 553021 transitions. [2021-11-13 21:08:23,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 553021 transitions. [2021-11-13 21:08:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:23,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:23,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:23,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:23,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:23,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:23,594 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:23,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:23,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:23,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:24,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:24,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554920 states to 1765 states and 554920 transitions. [2021-11-13 21:08:24,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 554920 transitions. [2021-11-13 21:08:24,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:24,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:24,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:24,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:24,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:24,388 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:24,389 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 21:08:24,447 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 21:08:24,540 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 57 treesize of output 45 [2021-11-13 21:08:24,547 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 21:08:24,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556823 states to 1768 states and 556823 transitions. [2021-11-13 21:08:25,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 556823 transitions. [2021-11-13 21:08:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:25,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:25,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:25,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:25,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:25,176 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:25,176 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 21:08:25,241 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 21:08:25,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:25,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558730 states to 1771 states and 558730 transitions. [2021-11-13 21:08:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 558730 transitions. [2021-11-13 21:08:25,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:25,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:25,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:25,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:25,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:25,974 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:25,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:26,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:26,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:26,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560627 states to 1774 states and 560627 transitions. [2021-11-13 21:08:26,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 560627 transitions. [2021-11-13 21:08:26,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:26,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:26,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:26,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:26,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:26,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:26,725 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 27 treesize of output 15 [2021-11-13 21:08:26,731 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 21:08:27,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562576 states to 1777 states and 562576 transitions. [2021-11-13 21:08:27,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 562576 transitions. [2021-11-13 21:08:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:27,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:27,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:27,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:27,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:27,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:27,294 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 27 treesize of output 15 [2021-11-13 21:08:27,300 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 21:08:27,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:27,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564529 states to 1780 states and 564529 transitions. [2021-11-13 21:08:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 564529 transitions. [2021-11-13 21:08:27,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:27,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:27,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:27,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:27,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:27,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:27,990 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:27,991 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 21:08:28,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:28,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:28,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566736 states to 1783 states and 566736 transitions. [2021-11-13 21:08:28,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 566736 transitions. [2021-11-13 21:08:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:28,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:28,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:28,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:28,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:28,703 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 21:08:28,737 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:28,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:28,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:28,900 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 21:08:29,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568709 states to 1786 states and 568709 transitions. [2021-11-13 21:08:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 568709 transitions. [2021-11-13 21:08:29,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:29,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:29,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:29,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:29,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:29,458 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 21:08:29,491 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:29,492 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 21:08:29,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:29,653 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 21:08:29,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:30,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570686 states to 1789 states and 570686 transitions. [2021-11-13 21:08:30,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 570686 transitions. [2021-11-13 21:08:30,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:30,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:30,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:30,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:30,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:30,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:30,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:30,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572667 states to 1792 states and 572667 transitions. [2021-11-13 21:08:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 572667 transitions. [2021-11-13 21:08:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:30,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:30,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:30,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:30,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:30,863 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:30,863 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 21:08:30,942 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 21:08:31,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:31,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:31,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574652 states to 1795 states and 574652 transitions. [2021-11-13 21:08:31,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 574652 transitions. [2021-11-13 21:08:31,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:31,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:31,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:31,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:31,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:31,755 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 21:08:31,790 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:31,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:31,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:31,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:32,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:32,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576641 states to 1798 states and 576641 transitions. [2021-11-13 21:08:32,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 576641 transitions. [2021-11-13 21:08:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:32,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:32,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:32,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:32,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:32,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:32,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:32,699 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:32,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:32,853 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 57 treesize of output 45 [2021-11-13 21:08:32,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:33,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:33,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578634 states to 1801 states and 578634 transitions. [2021-11-13 21:08:33,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 578634 transitions. [2021-11-13 21:08:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:33,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:33,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:33,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:33,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:33,478 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 21:08:33,494 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 27 treesize of output 15 [2021-11-13 21:08:33,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:33,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:34,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580631 states to 1804 states and 580631 transitions. [2021-11-13 21:08:34,013 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 580631 transitions. [2021-11-13 21:08:34,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:34,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:34,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:34,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:34,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:34,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:34,155 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:34,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:34,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:34,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:34,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582632 states to 1807 states and 582632 transitions. [2021-11-13 21:08:34,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 582632 transitions. [2021-11-13 21:08:34,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:34,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:34,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:34,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:34,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:34,970 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:34,970 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 21:08:35,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:35,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:35,167 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 21:08:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584637 states to 1810 states and 584637 transitions. [2021-11-13 21:08:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 584637 transitions. [2021-11-13 21:08:35,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:35,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:35,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:35,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:35,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:35,866 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:35,866 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 21:08:35,928 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 21:08:36,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:36,041 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 21:08:36,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:36,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586646 states to 1813 states and 586646 transitions. [2021-11-13 21:08:36,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 586646 transitions. [2021-11-13 21:08:36,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:36,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:36,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:36,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:36,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:36,684 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 21:08:36,723 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:36,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:36,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:36,920 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 21:08:37,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:37,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588849 states to 1816 states and 588849 transitions. [2021-11-13 21:08:37,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 588849 transitions. [2021-11-13 21:08:37,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:37,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:37,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:37,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:37,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:37,658 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 21:08:37,696 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:37,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:37,867 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 57 treesize of output 45 [2021-11-13 21:08:37,876 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 21:08:38,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:38,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591056 states to 1819 states and 591056 transitions. [2021-11-13 21:08:38,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 591056 transitions. [2021-11-13 21:08:38,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:38,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:38,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:38,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:38,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:38,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:38,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:38,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:38,614 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 21:08:38,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:39,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593267 states to 1822 states and 593267 transitions. [2021-11-13 21:08:39,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 593267 transitions. [2021-11-13 21:08:39,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:39,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:39,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:39,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:39,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:39,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:39,328 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 21:08:39,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:39,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:39,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595482 states to 1825 states and 595482 transitions. [2021-11-13 21:08:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 595482 transitions. [2021-11-13 21:08:39,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:39,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:39,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:39,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:39,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:39,987 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:39,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:40,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:40,140 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 57 treesize of output 45 [2021-11-13 21:08:40,147 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 21:08:40,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:40,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597701 states to 1828 states and 597701 transitions. [2021-11-13 21:08:40,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 597701 transitions. [2021-11-13 21:08:40,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:40,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:40,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:40,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:40,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:40,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:40,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:40,793 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 21:08:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:41,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599924 states to 1831 states and 599924 transitions. [2021-11-13 21:08:41,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 599924 transitions. [2021-11-13 21:08:41,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:41,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:41,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:41,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:41,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:41,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:41,529 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:41,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:41,596 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 21:08:41,710 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 57 treesize of output 45 [2021-11-13 21:08:41,718 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 21:08:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:42,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602151 states to 1834 states and 602151 transitions. [2021-11-13 21:08:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 602151 transitions. [2021-11-13 21:08:42,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:42,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:42,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:42,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:42,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:42,436 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:42,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:42,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:42,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:42,632 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 21:08:42,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604382 states to 1837 states and 604382 transitions. [2021-11-13 21:08:43,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 604382 transitions. [2021-11-13 21:08:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:43,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:43,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:43,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:43,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:43,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:43,407 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:43,408 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 21:08:43,470 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 21:08:43,575 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 57 treesize of output 45 [2021-11-13 21:08:43,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:44,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606480 states to 1840 states and 606480 transitions. [2021-11-13 21:08:44,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 606480 transitions. [2021-11-13 21:08:44,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:44,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:44,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:44,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:44,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:44,308 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 21:08:44,350 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:44,350 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 21:08:44,535 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 57 treesize of output 45 [2021-11-13 21:08:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:44,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608719 states to 1843 states and 608719 transitions. [2021-11-13 21:08:45,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 608719 transitions. [2021-11-13 21:08:45,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:45,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:45,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:45,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:45,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:45,282 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:45,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:45,350 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 21:08:45,466 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 57 treesize of output 45 [2021-11-13 21:08:45,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:45,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:46,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611010 states to 1846 states and 611010 transitions. [2021-11-13 21:08:46,062 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 611010 transitions. [2021-11-13 21:08:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:46,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:46,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:46,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:46,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:46,183 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 21:08:46,226 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:46,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:46,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:46,447 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 21:08:46,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:47,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613211 states to 1849 states and 613211 transitions. [2021-11-13 21:08:47,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 613211 transitions. [2021-11-13 21:08:47,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:47,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:47,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:47,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:47,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:47,230 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:47,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:47,305 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 21:08:47,420 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 57 treesize of output 45 [2021-11-13 21:08:47,426 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 21:08:47,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:48,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615279 states to 1852 states and 615279 transitions. [2021-11-13 21:08:48,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 615279 transitions. [2021-11-13 21:08:48,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:48,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:48,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:48,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:48,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:48,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:48,213 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:48,213 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 21:08:48,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:48,436 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 57 treesize of output 45 [2021-11-13 21:08:48,447 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 21:08:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:49,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617445 states to 1855 states and 617445 transitions. [2021-11-13 21:08:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 617445 transitions. [2021-11-13 21:08:49,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:49,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:49,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:49,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:49,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:49,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:49,198 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 27 treesize of output 15 [2021-11-13 21:08:49,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:49,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:49,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619615 states to 1858 states and 619615 transitions. [2021-11-13 21:08:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 619615 transitions. [2021-11-13 21:08:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:49,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:49,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:50,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:50,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:50,062 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:50,062 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 21:08:50,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:50,247 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 57 treesize of output 45 [2021-11-13 21:08:50,256 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 21:08:50,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:50,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621684 states to 1861 states and 621684 transitions. [2021-11-13 21:08:50,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 621684 transitions. [2021-11-13 21:08:50,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:50,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:50,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:50,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:50,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:50,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:51,002 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 21:08:51,044 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:51,044 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 21:08:51,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:51,277 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 21:08:51,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:51,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623999 states to 1864 states and 623999 transitions. [2021-11-13 21:08:51,892 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 623999 transitions. [2021-11-13 21:08:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:51,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:51,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:51,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:51,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:51,997 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 21:08:52,031 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:52,031 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 21:08:52,207 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 57 treesize of output 45 [2021-11-13 21:08:52,214 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 21:08:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626077 states to 1867 states and 626077 transitions. [2021-11-13 21:08:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 626077 transitions. [2021-11-13 21:08:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:52,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:52,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:52,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:52,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:52,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:52,931 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:52,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:53,001 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 21:08:53,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:08:53,135 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 21:08:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628400 states to 1870 states and 628400 transitions. [2021-11-13 21:08:53,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 628400 transitions. [2021-11-13 21:08:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:53,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:53,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:53,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:53,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:53,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:53,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:08:53,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:54,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630485 states to 1873 states and 630485 transitions. [2021-11-13 21:08:54,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 630485 transitions. [2021-11-13 21:08:54,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:54,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:54,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:54,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:54,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:54,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:54,690 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:54,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:54,911 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 57 treesize of output 45 [2021-11-13 21:08:54,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:55,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632816 states to 1876 states and 632816 transitions. [2021-11-13 21:08:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 632816 transitions. [2021-11-13 21:08:55,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:55,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:55,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:55,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:55,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:55,645 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 21:08:55,688 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:55,688 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 21:08:55,930 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 57 treesize of output 45 [2021-11-13 21:08:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:56,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635151 states to 1879 states and 635151 transitions. [2021-11-13 21:08:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 635151 transitions. [2021-11-13 21:08:56,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:56,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:56,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:56,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:56,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:56,673 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:56,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:56,734 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 21:08:56,830 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 57 treesize of output 45 [2021-11-13 21:08:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:57,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637490 states to 1882 states and 637490 transitions. [2021-11-13 21:08:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 637490 transitions. [2021-11-13 21:08:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:57,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:57,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:57,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:57,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:57,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:57,552 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:57,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:57,709 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 57 treesize of output 45 [2021-11-13 21:08:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:58,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:58,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639693 states to 1885 states and 639693 transitions. [2021-11-13 21:08:58,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 639693 transitions. [2021-11-13 21:08:58,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:58,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:58,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:58,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:08:58,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:58,371 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 21:08:58,385 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 27 treesize of output 15 [2021-11-13 21:08:58,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:08:58,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:58,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641900 states to 1888 states and 641900 transitions. [2021-11-13 21:08:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 641900 transitions. [2021-11-13 21:08:59,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:08:59,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:08:59,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:08:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:08:59,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:08:59,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:08:59,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:08:59,154 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:08:59,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:08:59,355 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 57 treesize of output 45 [2021-11-13 21:08:59,364 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 21:08:59,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:08:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643986 states to 1891 states and 643986 transitions. [2021-11-13 21:08:59,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 643986 transitions. [2021-11-13 21:09:00,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:00,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:00,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:00,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:00,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:00,089 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 21:09:00,108 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 27 treesize of output 15 [2021-11-13 21:09:00,115 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 21:09:00,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:00,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646076 states to 1894 states and 646076 transitions. [2021-11-13 21:09:00,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 646076 transitions. [2021-11-13 21:09:00,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:00,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:00,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:00,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:00,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:00,896 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:00,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:00,974 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 21:09:01,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:01,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:01,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:01,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648170 states to 1897 states and 648170 transitions. [2021-11-13 21:09:01,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 648170 transitions. [2021-11-13 21:09:01,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:01,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:01,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:01,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:01,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:01,974 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 21:09:02,007 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:02,008 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 21:09:02,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:02,168 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 21:09:02,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650533 states to 1900 states and 650533 transitions. [2021-11-13 21:09:02,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 650533 transitions. [2021-11-13 21:09:02,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:02,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:02,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:02,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:02,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:02,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:02,841 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:02,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:02,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:02,997 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 21:09:03,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:03,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652900 states to 1903 states and 652900 transitions. [2021-11-13 21:09:03,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 652900 transitions. [2021-11-13 21:09:03,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:03,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:03,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:03,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:03,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:03,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:03,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:03,672 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 21:09:04,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655271 states to 1906 states and 655271 transitions. [2021-11-13 21:09:04,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 655271 transitions. [2021-11-13 21:09:04,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:04,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:04,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:04,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:04,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:04,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:04,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:04,357 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:04,357 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 21:09:04,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:04,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:05,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657549 states to 1909 states and 657549 transitions. [2021-11-13 21:09:05,060 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 657549 transitions. [2021-11-13 21:09:05,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:05,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:05,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:05,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:05,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:05,194 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:05,195 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 21:09:05,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:05,361 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 57 treesize of output 45 [2021-11-13 21:09:05,369 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 21:09:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:05,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659691 states to 1912 states and 659691 transitions. [2021-11-13 21:09:05,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 659691 transitions. [2021-11-13 21:09:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:06,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:06,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:06,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:06,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:06,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:06,115 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:06,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:06,183 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 21:09:06,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:06,305 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 21:09:06,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661977 states to 1915 states and 661977 transitions. [2021-11-13 21:09:06,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 661977 transitions. [2021-11-13 21:09:06,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:06,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:06,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:07,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:07,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:07,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:07,083 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:07,084 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 21:09:07,376 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 57 treesize of output 45 [2021-11-13 21:09:07,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:07,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664267 states to 1918 states and 664267 transitions. [2021-11-13 21:09:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 664267 transitions. [2021-11-13 21:09:08,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:08,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:08,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:08,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:08,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:08,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:08,073 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 21:09:08,133 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:08,133 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 21:09:08,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:08,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:08,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:08,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666561 states to 1921 states and 666561 transitions. [2021-11-13 21:09:08,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 666561 transitions. [2021-11-13 21:09:09,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:09,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:09,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:09,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:09,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:09,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:09,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:09,102 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 27 treesize of output 15 [2021-11-13 21:09:09,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:09,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:09,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668859 states to 1924 states and 668859 transitions. [2021-11-13 21:09:09,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 668859 transitions. [2021-11-13 21:09:09,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:09,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:09,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:09,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:09,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:09,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:09,957 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:09,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:10,014 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 21:09:10,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:10,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:10,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:10,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671258 states to 1927 states and 671258 transitions. [2021-11-13 21:09:10,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 671258 transitions. [2021-11-13 21:09:10,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:10,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:10,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:10,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:10,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:10,772 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 21:09:10,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:10,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673413 states to 1930 states and 673413 transitions. [2021-11-13 21:09:11,344 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 673413 transitions. [2021-11-13 21:09:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:11,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:11,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:11,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:11,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:11,450 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 21:09:11,484 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:11,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:11,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:11,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:12,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:12,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675572 states to 1933 states and 675572 transitions. [2021-11-13 21:09:12,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 675572 transitions. [2021-11-13 21:09:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:12,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:12,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:12,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:12,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:12,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:12,387 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 21:09:12,422 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:12,422 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 21:09:12,595 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 57 treesize of output 45 [2021-11-13 21:09:12,603 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 21:09:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:13,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677710 states to 1936 states and 677710 transitions. [2021-11-13 21:09:13,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 677710 transitions. [2021-11-13 21:09:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:13,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:13,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:13,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:13,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:13,420 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 21:09:13,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:13,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:14,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679804 states to 1939 states and 679804 transitions. [2021-11-13 21:09:14,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 679804 transitions. [2021-11-13 21:09:14,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:14,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:14,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:14,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:14,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:14,171 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:14,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:14,228 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 21:09:14,319 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 57 treesize of output 45 [2021-11-13 21:09:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:14,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:14,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682175 states to 1942 states and 682175 transitions. [2021-11-13 21:09:14,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 682175 transitions. [2021-11-13 21:09:15,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:15,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:15,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:15,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:15,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:15,081 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:15,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:15,144 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 21:09:15,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:15,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:15,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684550 states to 1945 states and 684550 transitions. [2021-11-13 21:09:15,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 684550 transitions. [2021-11-13 21:09:15,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:15,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:15,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:16,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:16,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:16,076 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:16,076 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 21:09:16,144 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 21:09:16,252 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 57 treesize of output 45 [2021-11-13 21:09:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:16,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686977 states to 1948 states and 686977 transitions. [2021-11-13 21:09:16,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 686977 transitions. [2021-11-13 21:09:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:16,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:16,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:16,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:16,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:17,002 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 21:09:17,041 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:17,041 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 21:09:17,226 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 57 treesize of output 45 [2021-11-13 21:09:17,233 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 21:09:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:17,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689408 states to 1951 states and 689408 transitions. [2021-11-13 21:09:17,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 689408 transitions. [2021-11-13 21:09:17,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:17,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:17,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:18,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:18,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:18,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:18,008 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 21:09:18,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:18,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:18,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:18,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691701 states to 1954 states and 691701 transitions. [2021-11-13 21:09:18,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 691701 transitions. [2021-11-13 21:09:18,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:18,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:18,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:18,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:18,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:18,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:18,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:18,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:18,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:19,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:19,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693998 states to 1957 states and 693998 transitions. [2021-11-13 21:09:19,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 693998 transitions. [2021-11-13 21:09:19,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:19,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:19,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:19,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:19,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:19,711 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:19,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:19,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:19,868 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 57 treesize of output 45 [2021-11-13 21:09:19,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:20,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:20,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696299 states to 1960 states and 696299 transitions. [2021-11-13 21:09:20,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 696299 transitions. [2021-11-13 21:09:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:20,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:20,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:20,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:20,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:20,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:20,651 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:20,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:20,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:20,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:20,826 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 21:09:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698604 states to 1963 states and 698604 transitions. [2021-11-13 21:09:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 698604 transitions. [2021-11-13 21:09:21,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:21,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:21,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:21,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:21,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:21,667 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:21,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:21,740 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 21:09:21,862 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 57 treesize of output 45 [2021-11-13 21:09:21,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700913 states to 1966 states and 700913 transitions. [2021-11-13 21:09:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 700913 transitions. [2021-11-13 21:09:22,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:22,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:22,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:22,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:22,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:22,643 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 21:09:22,686 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:22,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:22,905 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 57 treesize of output 45 [2021-11-13 21:09:22,912 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 21:09:23,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:23,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703178 states to 1969 states and 703178 transitions. [2021-11-13 21:09:23,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 703178 transitions. [2021-11-13 21:09:23,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:23,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:23,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:23,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:23,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:23,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:23,658 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:23,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:23,824 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 57 treesize of output 45 [2021-11-13 21:09:23,829 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 21:09:24,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:24,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705495 states to 1972 states and 705495 transitions. [2021-11-13 21:09:24,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 705495 transitions. [2021-11-13 21:09:24,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:24,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:24,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:24,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:24,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:24,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:24,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:24,690 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:24,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:24,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:24,845 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 21:09:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707717 states to 1975 states and 707717 transitions. [2021-11-13 21:09:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 707717 transitions. [2021-11-13 21:09:25,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:25,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:25,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:25,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:25,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:25,596 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:25,596 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 21:09:25,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:25,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:25,753 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 21:09:26,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:26,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709943 states to 1978 states and 709943 transitions. [2021-11-13 21:09:26,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 709943 transitions. [2021-11-13 21:09:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:26,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:26,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:26,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:26,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:26,509 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:26,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:26,571 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 21:09:26,668 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 57 treesize of output 45 [2021-11-13 21:09:26,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:27,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712173 states to 1981 states and 712173 transitions. [2021-11-13 21:09:27,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 712173 transitions. [2021-11-13 21:09:27,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:27,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:27,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:27,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:27,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:27,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:27,445 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:27,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:27,611 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 57 treesize of output 45 [2021-11-13 21:09:27,617 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 21:09:28,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714407 states to 1984 states and 714407 transitions. [2021-11-13 21:09:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 714407 transitions. [2021-11-13 21:09:28,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:28,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:28,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:28,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:28,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:28,369 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 21:09:28,384 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 27 treesize of output 15 [2021-11-13 21:09:28,387 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 21:09:28,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:29,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716645 states to 1987 states and 716645 transitions. [2021-11-13 21:09:29,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 716645 transitions. [2021-11-13 21:09:29,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:29,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:29,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:29,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:29,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:29,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:29,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:29,140 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 21:09:29,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:29,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718986 states to 1990 states and 718986 transitions. [2021-11-13 21:09:29,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 718986 transitions. [2021-11-13 21:09:29,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:29,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:29,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:29,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:29,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:30,007 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:30,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:30,063 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 21:09:30,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:30,158 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 21:09:30,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721331 states to 1993 states and 721331 transitions. [2021-11-13 21:09:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 721331 transitions. [2021-11-13 21:09:30,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:30,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:30,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:30,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:30,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:30,868 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 21:09:30,901 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:30,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:31,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:31,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:31,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723680 states to 1996 states and 723680 transitions. [2021-11-13 21:09:31,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 723680 transitions. [2021-11-13 21:09:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:31,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:31,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:31,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:31,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:31,904 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:31,904 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 21:09:31,977 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 21:09:32,087 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 57 treesize of output 45 [2021-11-13 21:09:32,094 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 21:09:32,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:32,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726033 states to 1999 states and 726033 transitions. [2021-11-13 21:09:32,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 726033 transitions. [2021-11-13 21:09:32,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:32,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:32,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:32,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:32,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:32,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:32,966 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 21:09:33,006 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:33,006 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 21:09:33,216 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 57 treesize of output 45 [2021-11-13 21:09:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:33,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728205 states to 2002 states and 728205 transitions. [2021-11-13 21:09:33,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 728205 transitions. [2021-11-13 21:09:34,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:34,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:34,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:34,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:34,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:34,115 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:34,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:34,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:34,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:34,332 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 21:09:34,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730381 states to 2005 states and 730381 transitions. [2021-11-13 21:09:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 730381 transitions. [2021-11-13 21:09:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:35,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:35,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:35,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:35,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:35,277 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:35,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:35,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:35,467 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 57 treesize of output 45 [2021-11-13 21:09:35,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:35,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:36,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732561 states to 2008 states and 732561 transitions. [2021-11-13 21:09:36,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 732561 transitions. [2021-11-13 21:09:36,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:36,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:36,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:36,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:36,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:36,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:36,496 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 27 treesize of output 15 [2021-11-13 21:09:36,500 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 21:09:36,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:37,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734745 states to 2011 states and 734745 transitions. [2021-11-13 21:09:37,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 734745 transitions. [2021-11-13 21:09:37,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:37,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:37,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:37,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:37,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:37,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:37,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:37,426 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 21:09:37,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736933 states to 2014 states and 736933 transitions. [2021-11-13 21:09:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 736933 transitions. [2021-11-13 21:09:38,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:38,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:38,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:38,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:38,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:38,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:38,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:38,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:39,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739125 states to 2017 states and 739125 transitions. [2021-11-13 21:09:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 739125 transitions. [2021-11-13 21:09:39,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:39,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:39,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:39,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:39,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:39,184 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 21:09:39,202 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 27 treesize of output 15 [2021-11-13 21:09:39,209 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 21:09:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:39,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741321 states to 2020 states and 741321 transitions. [2021-11-13 21:09:39,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 741321 transitions. [2021-11-13 21:09:39,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:39,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:39,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:40,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:40,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:40,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:40,090 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:40,090 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 21:09:40,264 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 57 treesize of output 45 [2021-11-13 21:09:40,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:40,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743848 states to 2023 states and 743848 transitions. [2021-11-13 21:09:40,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 743848 transitions. [2021-11-13 21:09:41,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:41,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:41,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:41,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:41,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:41,168 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:41,168 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 21:09:41,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:41,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:41,347 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 21:09:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:42,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746379 states to 2026 states and 746379 transitions. [2021-11-13 21:09:42,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 746379 transitions. [2021-11-13 21:09:42,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:42,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:42,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:42,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:42,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:42,402 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:42,402 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 21:09:42,470 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 21:09:42,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:42,588 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 21:09:43,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748914 states to 2029 states and 748914 transitions. [2021-11-13 21:09:43,318 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 748914 transitions. [2021-11-13 21:09:43,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:43,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:43,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:43,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:43,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:43,458 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 21:09:43,477 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 27 treesize of output 15 [2021-11-13 21:09:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:43,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751347 states to 2032 states and 751347 transitions. [2021-11-13 21:09:44,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 751347 transitions. [2021-11-13 21:09:44,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:44,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:44,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:44,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:44,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:44,449 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:44,450 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 21:09:44,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:44,620 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 57 treesize of output 45 [2021-11-13 21:09:44,627 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 21:09:45,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:45,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753617 states to 2035 states and 753617 transitions. [2021-11-13 21:09:45,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 753617 transitions. [2021-11-13 21:09:45,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:45,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:45,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:45,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:45,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:45,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:45,414 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:45,414 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 21:09:45,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:45,569 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 57 treesize of output 45 [2021-11-13 21:09:45,576 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 21:09:45,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756164 states to 2038 states and 756164 transitions. [2021-11-13 21:09:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 756164 transitions. [2021-11-13 21:09:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:46,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:46,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:46,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:46,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:46,328 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 21:09:46,361 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:46,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:46,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:46,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:47,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758660 states to 2041 states and 758660 transitions. [2021-11-13 21:09:47,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 758660 transitions. [2021-11-13 21:09:47,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:47,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:47,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:47,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:47,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:47,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:47,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:09:47,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:48,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761109 states to 2044 states and 761109 transitions. [2021-11-13 21:09:48,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 761109 transitions. [2021-11-13 21:09:48,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:48,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:48,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:48,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:48,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:48,188 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 21:09:48,202 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 27 treesize of output 15 [2021-11-13 21:09:48,208 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 21:09:48,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:48,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763668 states to 2047 states and 763668 transitions. [2021-11-13 21:09:48,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 763668 transitions. [2021-11-13 21:09:48,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:48,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:48,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:48,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:48,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:48,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:48,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:49,006 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:49,006 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 21:09:49,152 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 57 treesize of output 45 [2021-11-13 21:09:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:49,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766231 states to 2050 states and 766231 transitions. [2021-11-13 21:09:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 766231 transitions. [2021-11-13 21:09:49,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:49,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:49,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:49,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:49,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:49,949 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:49,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:50,006 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 21:09:50,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:50,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768798 states to 2053 states and 768798 transitions. [2021-11-13 21:09:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 768798 transitions. [2021-11-13 21:09:50,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:50,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:50,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:50,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:50,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:50,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:50,897 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:50,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:51,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:51,055 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 21:09:51,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:51,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771096 states to 2056 states and 771096 transitions. [2021-11-13 21:09:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 771096 transitions. [2021-11-13 21:09:51,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:51,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:51,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:51,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:51,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:51,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:51,821 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 21:09:51,855 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:51,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:52,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:52,027 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 21:09:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:52,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773398 states to 2059 states and 773398 transitions. [2021-11-13 21:09:52,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 773398 transitions. [2021-11-13 21:09:52,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:52,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:52,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:52,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:52,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:52,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:52,837 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:52,837 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 21:09:53,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:53,010 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 21:09:53,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775922 states to 2062 states and 775922 transitions. [2021-11-13 21:09:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 775922 transitions. [2021-11-13 21:09:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:53,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:53,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:53,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:53,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:53,826 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 21:09:53,840 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 27 treesize of output 15 [2021-11-13 21:09:53,844 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 21:09:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:54,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778450 states to 2065 states and 778450 transitions. [2021-11-13 21:09:54,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 778450 transitions. [2021-11-13 21:09:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:54,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:54,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:54,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:54,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:54,620 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:54,653 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:54,653 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 21:09:54,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:54,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:54,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:55,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781037 states to 2068 states and 781037 transitions. [2021-11-13 21:09:55,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 781037 transitions. [2021-11-13 21:09:55,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:55,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:55,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:55,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:09:55,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:55,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:55,672 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 27 treesize of output 15 [2021-11-13 21:09:55,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:56,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:56,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783355 states to 2071 states and 783355 transitions. [2021-11-13 21:09:56,461 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 783355 transitions. [2021-11-13 21:09:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:56,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:56,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:56,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:56,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:56,601 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 21:09:56,641 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:56,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:56,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:56,812 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 21:09:57,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:57,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785677 states to 2074 states and 785677 transitions. [2021-11-13 21:09:57,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 785677 transitions. [2021-11-13 21:09:57,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:57,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:57,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:57,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:57,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:57,725 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 21:09:57,777 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:57,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:09:58,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:09:58,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:58,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:09:58,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788276 states to 2077 states and 788276 transitions. [2021-11-13 21:09:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 788276 transitions. [2021-11-13 21:09:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:09:59,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:09:59,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:09:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:09:59,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:09:59,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:09:59,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:09:59,094 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:09:59,094 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 21:09:59,320 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 57 treesize of output 45 [2021-11-13 21:09:59,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:09:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790773 states to 2080 states and 790773 transitions. [2021-11-13 21:10:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 790773 transitions. [2021-11-13 21:10:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:00,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:00,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:00,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:00,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:00,278 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:00,278 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 21:10:00,345 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 21:10:00,444 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 57 treesize of output 45 [2021-11-13 21:10:00,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:00,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:01,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793325 states to 2083 states and 793325 transitions. [2021-11-13 21:10:01,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 793325 transitions. [2021-11-13 21:10:01,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:01,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:01,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:01,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:01,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:01,381 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:01,381 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 21:10:01,442 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 21:10:01,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:01,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:02,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:02,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795663 states to 2086 states and 795663 transitions. [2021-11-13 21:10:02,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 795663 transitions. [2021-11-13 21:10:02,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:02,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:02,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:02,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:02,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:02,501 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:02,501 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 21:10:02,570 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 21:10:02,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:02,688 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 21:10:03,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798005 states to 2089 states and 798005 transitions. [2021-11-13 21:10:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 798005 transitions. [2021-11-13 21:10:03,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:03,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:03,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:03,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:03,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:03,603 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 21:10:03,618 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 27 treesize of output 15 [2021-11-13 21:10:03,622 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 21:10:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:04,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800336 states to 2092 states and 800336 transitions. [2021-11-13 21:10:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 800336 transitions. [2021-11-13 21:10:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:04,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:04,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:04,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:04,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:04,572 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 21:10:04,612 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:04,613 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 21:10:04,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:04,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:05,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:05,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802959 states to 2095 states and 802959 transitions. [2021-11-13 21:10:05,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 802959 transitions. [2021-11-13 21:10:05,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:05,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:05,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:05,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:05,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:05,859 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 21:10:05,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:05,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:06,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:06,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805437 states to 2098 states and 805437 transitions. [2021-11-13 21:10:06,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 805437 transitions. [2021-11-13 21:10:06,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:06,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:06,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:06,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:06,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:06,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:06,830 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:06,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:06,993 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 57 treesize of output 45 [2021-11-13 21:10:07,001 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 21:10:07,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:07,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807793 states to 2101 states and 807793 transitions. [2021-11-13 21:10:07,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 807793 transitions. [2021-11-13 21:10:07,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:07,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:07,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:07,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:07,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:07,938 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 21:10:07,977 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:07,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:08,155 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 57 treesize of output 45 [2021-11-13 21:10:08,163 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 21:10:08,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:09,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810428 states to 2104 states and 810428 transitions. [2021-11-13 21:10:09,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 810428 transitions. [2021-11-13 21:10:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:09,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:09,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:09,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:09,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:09,147 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 21:10:09,188 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:09,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:09,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:09,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:10,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812960 states to 2107 states and 812960 transitions. [2021-11-13 21:10:10,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 812960 transitions. [2021-11-13 21:10:10,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:10,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:10,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:10,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:10,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:10,310 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 21:10:10,327 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 27 treesize of output 15 [2021-11-13 21:10:10,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:10,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:11,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815496 states to 2110 states and 815496 transitions. [2021-11-13 21:10:11,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 815496 transitions. [2021-11-13 21:10:11,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:11,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:11,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:11,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:11,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:11,222 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 21:10:11,257 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:11,257 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 21:10:11,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:11,438 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 21:10:11,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:12,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818036 states to 2113 states and 818036 transitions. [2021-11-13 21:10:12,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 818036 transitions. [2021-11-13 21:10:12,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:12,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:12,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:12,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:12,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:12,434 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:12,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:12,490 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 21:10:12,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:12,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:13,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820580 states to 2116 states and 820580 transitions. [2021-11-13 21:10:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 820580 transitions. [2021-11-13 21:10:13,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:13,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:13,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:13,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:13,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:13,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:13,557 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:13,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:13,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:13,725 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 57 treesize of output 45 [2021-11-13 21:10:13,733 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 21:10:14,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823128 states to 2119 states and 823128 transitions. [2021-11-13 21:10:14,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 823128 transitions. [2021-11-13 21:10:14,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:14,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:14,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:14,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:14,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:14,691 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:14,691 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 21:10:14,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:14,856 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 57 treesize of output 45 [2021-11-13 21:10:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:15,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825680 states to 2122 states and 825680 transitions. [2021-11-13 21:10:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 825680 transitions. [2021-11-13 21:10:15,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:15,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:15,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:15,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:15,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:15,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:15,829 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 21:10:15,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:15,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:16,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:16,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828236 states to 2125 states and 828236 transitions. [2021-11-13 21:10:16,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 828236 transitions. [2021-11-13 21:10:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:16,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:16,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:16,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:16,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:16,849 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:16,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:16,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:17,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:17,016 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 21:10:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830796 states to 2128 states and 830796 transitions. [2021-11-13 21:10:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 830796 transitions. [2021-11-13 21:10:17,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:17,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:17,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:18,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:18,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:18,010 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 21:10:18,043 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:18,044 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 21:10:18,191 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 57 treesize of output 45 [2021-11-13 21:10:18,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833360 states to 2131 states and 833360 transitions. [2021-11-13 21:10:18,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 833360 transitions. [2021-11-13 21:10:19,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:19,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:19,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:19,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:19,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:19,072 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:19,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:19,129 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 21:10:19,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:19,226 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 21:10:19,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:19,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835928 states to 2134 states and 835928 transitions. [2021-11-13 21:10:19,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 835928 transitions. [2021-11-13 21:10:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:20,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:20,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:20,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:20,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:20,069 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 21:10:20,103 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:20,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:20,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:20,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838255 states to 2137 states and 838255 transitions. [2021-11-13 21:10:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 838255 transitions. [2021-11-13 21:10:21,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:21,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:21,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:21,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:21,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:21,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:21,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:21,253 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 21:10:21,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840586 states to 2140 states and 840586 transitions. [2021-11-13 21:10:22,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 840586 transitions. [2021-11-13 21:10:22,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:22,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:22,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:22,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:22,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:22,178 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:22,179 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 21:10:22,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:22,345 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 57 treesize of output 45 [2021-11-13 21:10:22,353 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 21:10:22,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:23,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842921 states to 2143 states and 842921 transitions. [2021-11-13 21:10:23,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 842921 transitions. [2021-11-13 21:10:23,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:23,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:23,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:23,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:23,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:23,301 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:23,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:23,387 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 21:10:23,486 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 57 treesize of output 45 [2021-11-13 21:10:23,491 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 21:10:24,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:24,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845260 states to 2146 states and 845260 transitions. [2021-11-13 21:10:24,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 845260 transitions. [2021-11-13 21:10:24,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:24,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:24,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:24,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:24,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:24,495 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 21:10:24,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:25,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:25,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847603 states to 2149 states and 847603 transitions. [2021-11-13 21:10:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 847603 transitions. [2021-11-13 21:10:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:25,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:25,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:25,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:25,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:25,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:25,599 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 27 treesize of output 15 [2021-11-13 21:10:25,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:26,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850302 states to 2152 states and 850302 transitions. [2021-11-13 21:10:26,541 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 850302 transitions. [2021-11-13 21:10:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:26,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:26,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:26,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:26,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:26,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:26,693 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 21:10:26,736 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:26,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:26,933 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 57 treesize of output 45 [2021-11-13 21:10:26,939 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 21:10:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:27,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853005 states to 2155 states and 853005 transitions. [2021-11-13 21:10:27,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 853005 transitions. [2021-11-13 21:10:27,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:27,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:27,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:28,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:28,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:28,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:28,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:28,068 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 21:10:28,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:28,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855600 states to 2158 states and 855600 transitions. [2021-11-13 21:10:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 855600 transitions. [2021-11-13 21:10:29,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:29,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:29,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:29,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:29,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:29,179 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:29,179 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 21:10:29,255 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 21:10:29,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:29,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:30,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858199 states to 2161 states and 858199 transitions. [2021-11-13 21:10:30,454 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 858199 transitions. [2021-11-13 21:10:30,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:30,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:30,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:30,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:30,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:30,593 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 21:10:30,648 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:30,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:30,901 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 57 treesize of output 45 [2021-11-13 21:10:30,911 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 21:10:31,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:31,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860802 states to 2164 states and 860802 transitions. [2021-11-13 21:10:31,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 860802 transitions. [2021-11-13 21:10:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:32,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:32,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:32,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:32,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:32,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:32,182 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:32,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:32,256 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 21:10:32,374 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 57 treesize of output 45 [2021-11-13 21:10:32,379 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 21:10:32,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:33,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863409 states to 2167 states and 863409 transitions. [2021-11-13 21:10:33,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 863409 transitions. [2021-11-13 21:10:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:33,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:33,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:33,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:33,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:33,443 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 21:10:33,460 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 27 treesize of output 15 [2021-11-13 21:10:33,465 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 21:10:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866132 states to 2170 states and 866132 transitions. [2021-11-13 21:10:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 866132 transitions. [2021-11-13 21:10:34,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:34,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:34,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:34,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:34,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:34,619 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:34,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:34,695 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 21:10:34,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:34,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:35,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:35,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868709 states to 2173 states and 868709 transitions. [2021-11-13 21:10:35,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 868709 transitions. [2021-11-13 21:10:35,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:35,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:35,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:35,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:35,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:35,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:35,980 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:35,980 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 21:10:36,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:36,180 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 57 treesize of output 45 [2021-11-13 21:10:36,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:37,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871290 states to 2176 states and 871290 transitions. [2021-11-13 21:10:37,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 871290 transitions. [2021-11-13 21:10:37,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:37,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:37,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:37,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:37,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:37,384 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 21:10:37,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:37,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:38,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:38,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874025 states to 2179 states and 874025 transitions. [2021-11-13 21:10:38,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 874025 transitions. [2021-11-13 21:10:38,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:38,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:38,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:38,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:38,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:38,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:38,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:38,660 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 21:10:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:39,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876614 states to 2182 states and 876614 transitions. [2021-11-13 21:10:39,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 876614 transitions. [2021-11-13 21:10:39,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:39,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:39,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:39,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:39,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:39,776 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:39,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:39,848 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 21:10:39,961 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 57 treesize of output 45 [2021-11-13 21:10:39,970 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 21:10:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:40,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879207 states to 2185 states and 879207 transitions. [2021-11-13 21:10:40,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 879207 transitions. [2021-11-13 21:10:41,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:41,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:41,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:41,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:41,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:41,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:41,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:41,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:41,142 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 21:10:41,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:42,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881804 states to 2188 states and 881804 transitions. [2021-11-13 21:10:42,160 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 881804 transitions. [2021-11-13 21:10:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:42,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:42,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:42,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:42,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:42,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:42,359 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:42,359 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 21:10:42,553 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 57 treesize of output 45 [2021-11-13 21:10:42,559 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 21:10:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:43,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884405 states to 2191 states and 884405 transitions. [2021-11-13 21:10:43,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 884405 transitions. [2021-11-13 21:10:43,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:43,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:43,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:43,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:43,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:43,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:43,706 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:43,706 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 21:10:43,864 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 57 treesize of output 45 [2021-11-13 21:10:43,871 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 21:10:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:44,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887010 states to 2194 states and 887010 transitions. [2021-11-13 21:10:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2194 states and 887010 transitions. [2021-11-13 21:10:44,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:44,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:44,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:44,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:44,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:44,944 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:44,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:45,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:45,111 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 57 treesize of output 45 [2021-11-13 21:10:45,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:45,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889769 states to 2197 states and 889769 transitions. [2021-11-13 21:10:46,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 889769 transitions. [2021-11-13 21:10:46,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:46,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:46,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:46,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:46,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:46,282 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:46,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:46,358 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 21:10:46,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:46,487 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 21:10:47,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:47,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892532 states to 2200 states and 892532 transitions. [2021-11-13 21:10:47,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 892532 transitions. [2021-11-13 21:10:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:47,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:47,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:47,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:47,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:47,640 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 21:10:47,678 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:47,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:47,848 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 57 treesize of output 45 [2021-11-13 21:10:47,855 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 21:10:48,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:48,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895299 states to 2203 states and 895299 transitions. [2021-11-13 21:10:48,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2203 states and 895299 transitions. [2021-11-13 21:10:48,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:48,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:48,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:49,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:49,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:49,008 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 21:10:49,052 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:49,052 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 21:10:49,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:49,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898070 states to 2206 states and 898070 transitions. [2021-11-13 21:10:50,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 898070 transitions. [2021-11-13 21:10:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:50,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:50,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:50,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:50,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:50,378 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 21:10:50,421 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:50,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:50,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:50,652 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 21:10:51,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:51,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900845 states to 2209 states and 900845 transitions. [2021-11-13 21:10:51,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 900845 transitions. [2021-11-13 21:10:51,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:51,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:51,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:51,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:51,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:51,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:51,858 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:51,859 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 21:10:52,029 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 57 treesize of output 45 [2021-11-13 21:10:52,034 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 21:10:52,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:53,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903512 states to 2212 states and 903512 transitions. [2021-11-13 21:10:53,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 903512 transitions. [2021-11-13 21:10:53,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:53,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:53,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:53,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:53,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:53,202 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 21:10:53,220 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 27 treesize of output 15 [2021-11-13 21:10:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:54,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906183 states to 2215 states and 906183 transitions. [2021-11-13 21:10:54,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 906183 transitions. [2021-11-13 21:10:54,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:54,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:54,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:54,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:54,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:54,423 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:54,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:54,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:54,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:54,609 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 21:10:55,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:55,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908858 states to 2218 states and 908858 transitions. [2021-11-13 21:10:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 908858 transitions. [2021-11-13 21:10:55,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:55,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:55,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:55,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:10:55,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:55,784 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 21:10:55,826 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:10:55,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:10:56,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:10:56,040 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 21:10:56,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911537 states to 2221 states and 911537 transitions. [2021-11-13 21:10:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 911537 transitions. [2021-11-13 21:10:57,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:57,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:57,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:57,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:57,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:57,217 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 21:10:57,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:57,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914220 states to 2224 states and 914220 transitions. [2021-11-13 21:10:58,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 914220 transitions. [2021-11-13 21:10:58,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:58,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:58,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:58,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:58,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:58,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:10:58,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:10:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:10:59,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:10:59,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916907 states to 2227 states and 916907 transitions. [2021-11-13 21:10:59,529 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 916907 transitions. [2021-11-13 21:10:59,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:10:59,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:10:59,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:10:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:10:59,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:10:59,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:10:59,692 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 21:10:59,709 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 27 treesize of output 15 [2021-11-13 21:10:59,716 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 21:11:00,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919598 states to 2230 states and 919598 transitions. [2021-11-13 21:11:00,706 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 919598 transitions. [2021-11-13 21:11:00,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:00,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:00,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:00,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:00,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:00,905 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:00,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:00,966 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 21:11:01,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:01,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:01,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:02,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922293 states to 2233 states and 922293 transitions. [2021-11-13 21:11:02,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 922293 transitions. [2021-11-13 21:11:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:02,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:02,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:02,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:02,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:02,295 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:02,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:02,368 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 21:11:02,485 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 57 treesize of output 45 [2021-11-13 21:11:02,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:03,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:03,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924992 states to 2236 states and 924992 transitions. [2021-11-13 21:11:03,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 924992 transitions. [2021-11-13 21:11:03,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:03,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:03,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:03,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:03,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:03,702 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 21:11:03,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:11:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:04,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:04,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927545 states to 2239 states and 927545 transitions. [2021-11-13 21:11:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 927545 transitions. [2021-11-13 21:11:04,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:04,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:04,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:05,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:05,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:05,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:05,067 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:05,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:05,139 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 21:11:05,253 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 57 treesize of output 45 [2021-11-13 21:11:05,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930252 states to 2242 states and 930252 transitions. [2021-11-13 21:11:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2242 states and 930252 transitions. [2021-11-13 21:11:06,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:06,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:06,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:06,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:06,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:06,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:06,463 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:06,463 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 21:11:06,657 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 57 treesize of output 45 [2021-11-13 21:11:06,666 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 21:11:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:07,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932813 states to 2245 states and 932813 transitions. [2021-11-13 21:11:07,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2245 states and 932813 transitions. [2021-11-13 21:11:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:07,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:07,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:07,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:07,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:07,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:07,870 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 27 treesize of output 15 [2021-11-13 21:11:07,874 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 21:11:08,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935378 states to 2248 states and 935378 transitions. [2021-11-13 21:11:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2248 states and 935378 transitions. [2021-11-13 21:11:09,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:09,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:09,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:09,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:09,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:09,136 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:09,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:09,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:09,323 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 57 treesize of output 45 [2021-11-13 21:11:09,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:09,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:10,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938209 states to 2251 states and 938209 transitions. [2021-11-13 21:11:10,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2251 states and 938209 transitions. [2021-11-13 21:11:10,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:10,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:10,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:10,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:10,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:10,509 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:10,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:10,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:10,688 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 57 treesize of output 45 [2021-11-13 21:11:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:11,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:11,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940984 states to 2254 states and 940984 transitions. [2021-11-13 21:11:11,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2254 states and 940984 transitions. [2021-11-13 21:11:11,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:11,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:11,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:11,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:11,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:11,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:11,985 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:11,986 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 21:11:12,175 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 57 treesize of output 45 [2021-11-13 21:11:12,184 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 21:11:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943711 states to 2257 states and 943711 transitions. [2021-11-13 21:11:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 2257 states and 943711 transitions. [2021-11-13 21:11:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:13,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:13,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:13,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:13,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:13,384 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 21:11:13,423 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:13,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:13,617 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 57 treesize of output 45 [2021-11-13 21:11:13,622 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 21:11:14,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:14,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946442 states to 2260 states and 946442 transitions. [2021-11-13 21:11:14,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2260 states and 946442 transitions. [2021-11-13 21:11:14,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:14,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:14,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:14,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:14,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:14,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:14,859 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:14,859 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 21:11:15,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:15,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:15,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:15,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949177 states to 2263 states and 949177 transitions. [2021-11-13 21:11:15,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 949177 transitions. [2021-11-13 21:11:16,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:16,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:16,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:16,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:16,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:16,187 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:16,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:16,253 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 21:11:16,363 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 57 treesize of output 45 [2021-11-13 21:11:16,369 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 21:11:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951916 states to 2266 states and 951916 transitions. [2021-11-13 21:11:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 951916 transitions. [2021-11-13 21:11:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:17,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:17,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:17,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:17,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:17,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:17,491 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:17,492 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 21:11:17,684 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 57 treesize of output 45 [2021-11-13 21:11:17,692 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 21:11:18,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:18,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954659 states to 2269 states and 954659 transitions. [2021-11-13 21:11:18,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2269 states and 954659 transitions. [2021-11-13 21:11:18,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:18,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:18,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:18,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:18,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:18,780 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:18,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:18,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:18,929 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 57 treesize of output 45 [2021-11-13 21:11:18,936 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 21:11:19,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:19,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957406 states to 2272 states and 957406 transitions. [2021-11-13 21:11:19,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2272 states and 957406 transitions. [2021-11-13 21:11:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:19,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:19,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:19,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:19,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:19,964 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 21:11:19,978 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 27 treesize of output 15 [2021-11-13 21:11:19,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:20,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:20,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960157 states to 2275 states and 960157 transitions. [2021-11-13 21:11:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 960157 transitions. [2021-11-13 21:11:20,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:20,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:20,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:20,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:20,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:20,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:21,028 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:21,028 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 21:11:21,091 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 21:11:21,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:21,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:22,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962912 states to 2278 states and 962912 transitions. [2021-11-13 21:11:22,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 962912 transitions. [2021-11-13 21:11:22,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:22,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:22,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:22,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:22,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:22,445 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:22,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:22,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:22,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:22,648 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 21:11:23,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:23,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965493 states to 2281 states and 965493 transitions. [2021-11-13 21:11:23,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 965493 transitions. [2021-11-13 21:11:23,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:23,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:23,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:23,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:23,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:23,952 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:23,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:24,028 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 21:11:24,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:24,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:24,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:25,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968078 states to 2284 states and 968078 transitions. [2021-11-13 21:11:25,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 968078 transitions. [2021-11-13 21:11:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:25,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:25,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:25,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:25,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:25,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:25,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:11:25,323 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 21:11:25,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:26,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970667 states to 2287 states and 970667 transitions. [2021-11-13 21:11:26,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2287 states and 970667 transitions. [2021-11-13 21:11:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:26,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:26,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:26,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:26,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:26,427 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 21:11:26,462 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:26,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:26,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:26,629 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 21:11:27,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973438 states to 2290 states and 973438 transitions. [2021-11-13 21:11:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 973438 transitions. [2021-11-13 21:11:27,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:27,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:27,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:27,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:27,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:27,799 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:27,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:27,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:27,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:27,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976265 states to 2293 states and 976265 transitions. [2021-11-13 21:11:29,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2293 states and 976265 transitions. [2021-11-13 21:11:29,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:29,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:29,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:29,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:29,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:29,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:29,199 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:29,200 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 21:11:29,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:29,374 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 57 treesize of output 45 [2021-11-13 21:11:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:29,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:30,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979096 states to 2296 states and 979096 transitions. [2021-11-13 21:11:30,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 979096 transitions. [2021-11-13 21:11:30,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:30,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:30,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:30,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:30,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:30,506 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 21:11:30,543 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:30,543 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 21:11:30,733 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 57 treesize of output 45 [2021-11-13 21:11:30,741 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 21:11:31,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:31,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981778 states to 2299 states and 981778 transitions. [2021-11-13 21:11:31,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 981778 transitions. [2021-11-13 21:11:31,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:31,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:31,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:31,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:31,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:31,997 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:31,997 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 21:11:32,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:32,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:32,183 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 21:11:32,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984617 states to 2302 states and 984617 transitions. [2021-11-13 21:11:33,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 984617 transitions. [2021-11-13 21:11:33,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:33,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:33,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:33,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:33,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:33,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:33,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:11:33,447 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 21:11:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:34,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987460 states to 2305 states and 987460 transitions. [2021-11-13 21:11:34,466 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 987460 transitions. [2021-11-13 21:11:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:34,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:34,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:34,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:34,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:34,638 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 21:11:34,657 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 27 treesize of output 15 [2021-11-13 21:11:34,665 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 21:11:35,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990307 states to 2308 states and 990307 transitions. [2021-11-13 21:11:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2308 states and 990307 transitions. [2021-11-13 21:11:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:35,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:35,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:35,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:35,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:35,956 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:35,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:36,030 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 21:11:36,145 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 57 treesize of output 45 [2021-11-13 21:11:36,151 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 21:11:36,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:37,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993158 states to 2311 states and 993158 transitions. [2021-11-13 21:11:37,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2311 states and 993158 transitions. [2021-11-13 21:11:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:37,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:37,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:37,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:37,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:37,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:37,465 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:37,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:37,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:37,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:37,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:38,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:38,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995782 states to 2314 states and 995782 transitions. [2021-11-13 21:11:38,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 995782 transitions. [2021-11-13 21:11:38,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:38,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:38,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:38,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:38,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:38,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:38,955 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 21:11:38,994 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:38,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:39,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:39,182 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 21:11:39,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:40,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998410 states to 2317 states and 998410 transitions. [2021-11-13 21:11:40,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 998410 transitions. [2021-11-13 21:11:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:40,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:40,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:40,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:40,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:40,439 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:40,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:40,509 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 21:11:40,620 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 57 treesize of output 45 [2021-11-13 21:11:40,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:41,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:41,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001221 states to 2320 states and 1001221 transitions. [2021-11-13 21:11:41,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2320 states and 1001221 transitions. [2021-11-13 21:11:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:41,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:41,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:41,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:41,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:41,885 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:41,885 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 21:11:41,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:42,060 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 57 treesize of output 45 [2021-11-13 21:11:42,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:43,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004036 states to 2323 states and 1004036 transitions. [2021-11-13 21:11:43,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 1004036 transitions. [2021-11-13 21:11:43,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:43,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:43,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:43,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:43,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:43,267 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:43,267 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 21:11:43,340 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 21:11:43,461 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 57 treesize of output 45 [2021-11-13 21:11:43,469 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 21:11:44,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006855 states to 2326 states and 1006855 transitions. [2021-11-13 21:11:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2326 states and 1006855 transitions. [2021-11-13 21:11:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:44,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:44,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:44,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:44,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:44,858 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 21:11:44,876 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 27 treesize of output 15 [2021-11-13 21:11:44,883 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 21:11:45,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:45,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009678 states to 2329 states and 1009678 transitions. [2021-11-13 21:11:45,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 1009678 transitions. [2021-11-13 21:11:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:46,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:46,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:46,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:46,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:46,139 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:46,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:46,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:46,305 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 57 treesize of output 45 [2021-11-13 21:11:46,313 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 21:11:46,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:47,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012350 states to 2332 states and 1012350 transitions. [2021-11-13 21:11:47,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2332 states and 1012350 transitions. [2021-11-13 21:11:47,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:47,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:47,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:47,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:47,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:47,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:47,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:47,513 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:47,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:47,679 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 57 treesize of output 45 [2021-11-13 21:11:47,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:11:48,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:48,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015026 states to 2335 states and 1015026 transitions. [2021-11-13 21:11:48,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2335 states and 1015026 transitions. [2021-11-13 21:11:48,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:48,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:48,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:48,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:48,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:48,858 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 21:11:48,893 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:48,893 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 21:11:49,071 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 57 treesize of output 45 [2021-11-13 21:11:49,079 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 21:11:49,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:50,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017706 states to 2338 states and 1017706 transitions. [2021-11-13 21:11:50,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 1017706 transitions. [2021-11-13 21:11:50,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:50,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:50,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:50,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:50,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:50,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:50,310 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:50,310 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 21:11:50,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:50,512 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 21:11:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:51,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020502 states to 2341 states and 1020502 transitions. [2021-11-13 21:11:51,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 1020502 transitions. [2021-11-13 21:11:51,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:51,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:51,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:51,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:51,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:51,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:51,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:51,774 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 27 treesize of output 15 [2021-11-13 21:11:51,778 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 21:11:52,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:52,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023302 states to 2344 states and 1023302 transitions. [2021-11-13 21:11:52,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 1023302 transitions. [2021-11-13 21:11:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:52,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:52,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:52,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:52,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:52,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:53,025 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:53,025 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 21:11:53,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:53,202 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 21:11:53,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:54,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026106 states to 2347 states and 1026106 transitions. [2021-11-13 21:11:54,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 1026106 transitions. [2021-11-13 21:11:54,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:54,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:54,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:54,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:54,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:54,491 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 21:11:54,530 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:54,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:54,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:54,717 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 21:11:55,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:55,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028802 states to 2350 states and 1028802 transitions. [2021-11-13 21:11:55,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2350 states and 1028802 transitions. [2021-11-13 21:11:55,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:55,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:55,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:55,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:55,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:11:55,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:55,949 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 21:11:55,966 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 27 treesize of output 15 [2021-11-13 21:11:55,971 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 21:11:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:57,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031502 states to 2353 states and 1031502 transitions. [2021-11-13 21:11:57,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2353 states and 1031502 transitions. [2021-11-13 21:11:57,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:57,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:57,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:57,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:57,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:57,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:11:57,374 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:57,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:57,563 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 57 treesize of output 45 [2021-11-13 21:11:57,572 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 21:11:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034206 states to 2356 states and 1034206 transitions. [2021-11-13 21:11:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 1034206 transitions. [2021-11-13 21:11:58,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:11:58,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:58,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:58,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:11:58,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:11:58,816 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:11:58,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:11:58,876 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 21:11:58,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:11:58,976 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 21:11:59,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036914 states to 2359 states and 1036914 transitions. [2021-11-13 21:11:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 1036914 transitions. [2021-11-13 21:12:00,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:00,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:00,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:00,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:00,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:00,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:00,121 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:00,122 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 21:12:00,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:00,278 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 57 treesize of output 45 [2021-11-13 21:12:00,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:00,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039738 states to 2362 states and 1039738 transitions. [2021-11-13 21:12:01,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 1039738 transitions. [2021-11-13 21:12:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:01,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:01,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:01,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:01,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:01,383 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 21:12:01,397 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 27 treesize of output 15 [2021-11-13 21:12:01,400 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 21:12:02,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:02,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042566 states to 2365 states and 1042566 transitions. [2021-11-13 21:12:02,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 1042566 transitions. [2021-11-13 21:12:02,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:02,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:02,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:02,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:02,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:02,523 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:02,523 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 21:12:02,582 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 21:12:02,677 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 57 treesize of output 45 [2021-11-13 21:12:02,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:03,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:03,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045398 states to 2368 states and 1045398 transitions. [2021-11-13 21:12:03,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 1045398 transitions. [2021-11-13 21:12:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:03,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:03,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:03,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:03,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:03,948 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:03,948 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 21:12:04,006 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 21:12:04,097 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 57 treesize of output 45 [2021-11-13 21:12:04,104 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 21:12:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:05,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048234 states to 2371 states and 1048234 transitions. [2021-11-13 21:12:05,092 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 1048234 transitions. [2021-11-13 21:12:05,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:05,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:05,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:05,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:05,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:05,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:05,277 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:05,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:05,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:05,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:06,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:06,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050827 states to 2374 states and 1050827 transitions. [2021-11-13 21:12:06,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 1050827 transitions. [2021-11-13 21:12:06,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:06,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:06,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:06,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:06,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:06,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:06,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:06,635 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:06,635 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 21:12:06,801 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 57 treesize of output 45 [2021-11-13 21:12:06,806 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 21:12:07,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053424 states to 2377 states and 1053424 transitions. [2021-11-13 21:12:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 1053424 transitions. [2021-11-13 21:12:07,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:07,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:07,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:07,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:07,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:07,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:07,995 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:07,995 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 21:12:08,207 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 57 treesize of output 45 [2021-11-13 21:12:08,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:09,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:09,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056025 states to 2380 states and 1056025 transitions. [2021-11-13 21:12:09,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 1056025 transitions. [2021-11-13 21:12:09,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:09,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:09,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:09,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:09,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:09,887 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:09,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:09,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:10,053 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 57 treesize of output 45 [2021-11-13 21:12:10,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:11,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058630 states to 2383 states and 1058630 transitions. [2021-11-13 21:12:11,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 1058630 transitions. [2021-11-13 21:12:11,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:11,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:11,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:11,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:11,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:11,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:11,360 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 21:12:11,376 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 27 treesize of output 15 [2021-11-13 21:12:11,379 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 21:12:12,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:12,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061239 states to 2386 states and 1061239 transitions. [2021-11-13 21:12:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 1061239 transitions. [2021-11-13 21:12:12,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:12,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:12,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:12,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:12,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:12,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:12,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:12,626 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:12,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:12,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:14,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063852 states to 2389 states and 1063852 transitions. [2021-11-13 21:12:14,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 1063852 transitions. [2021-11-13 21:12:14,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:14,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:14,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:14,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:14,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:14,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:14,273 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:14,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:14,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:14,461 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 57 treesize of output 45 [2021-11-13 21:12:14,467 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 21:12:15,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:15,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066469 states to 2392 states and 1066469 transitions. [2021-11-13 21:12:15,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 1066469 transitions. [2021-11-13 21:12:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:15,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:15,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:15,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:15,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:15,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:15,837 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:15,837 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 21:12:15,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:16,024 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 57 treesize of output 45 [2021-11-13 21:12:16,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:16,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069090 states to 2395 states and 1069090 transitions. [2021-11-13 21:12:17,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 1069090 transitions. [2021-11-13 21:12:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:17,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:17,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:17,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:17,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:17,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:17,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:17,391 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:17,391 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 21:12:17,566 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 57 treesize of output 45 [2021-11-13 21:12:17,572 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 21:12:18,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:18,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071715 states to 2398 states and 1071715 transitions. [2021-11-13 21:12:18,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 1071715 transitions. [2021-11-13 21:12:18,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:18,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:18,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:18,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:18,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:18,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:18,978 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 27 treesize of output 15 [2021-11-13 21:12:18,982 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 21:12:19,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074344 states to 2401 states and 1074344 transitions. [2021-11-13 21:12:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 1074344 transitions. [2021-11-13 21:12:20,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:20,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:20,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:20,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:20,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:20,308 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:20,308 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 21:12:20,374 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 21:12:20,482 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 57 treesize of output 45 [2021-11-13 21:12:20,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:21,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:21,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077224 states to 2404 states and 1077224 transitions. [2021-11-13 21:12:21,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2404 states and 1077224 transitions. [2021-11-13 21:12:21,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:21,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:21,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:21,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:21,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:21,822 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 21:12:21,857 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:21,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:22,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:22,038 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 21:12:22,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:23,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080108 states to 2407 states and 1080108 transitions. [2021-11-13 21:12:23,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 1080108 transitions. [2021-11-13 21:12:23,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:23,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:23,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:23,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:23,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:23,483 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 21:12:23,499 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 27 treesize of output 15 [2021-11-13 21:12:23,506 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 21:12:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:24,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083151 states to 2410 states and 1083151 transitions. [2021-11-13 21:12:24,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2410 states and 1083151 transitions. [2021-11-13 21:12:24,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:24,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:24,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:24,818 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:24,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:24,823 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 21:12:24,841 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 27 treesize of output 15 [2021-11-13 21:12:24,849 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 21:12:25,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:25,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086198 states to 2413 states and 1086198 transitions. [2021-11-13 21:12:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 1086198 transitions. [2021-11-13 21:12:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:26,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:26,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:26,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:26,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:26,135 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 21:12:26,174 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:26,174 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 21:12:26,341 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 57 treesize of output 45 [2021-11-13 21:12:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:27,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:27,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089249 states to 2416 states and 1089249 transitions. [2021-11-13 21:12:27,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 1089249 transitions. [2021-11-13 21:12:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:27,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:27,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:27,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:27,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:27,547 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:27,547 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 21:12:27,603 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 21:12:27,694 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 57 treesize of output 45 [2021-11-13 21:12:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:28,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:28,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092304 states to 2419 states and 1092304 transitions. [2021-11-13 21:12:28,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 1092304 transitions. [2021-11-13 21:12:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:28,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:28,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:28,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:28,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:28,947 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:28,948 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 21:12:29,029 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 21:12:29,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:29,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:30,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095363 states to 2422 states and 1095363 transitions. [2021-11-13 21:12:30,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 1095363 transitions. [2021-11-13 21:12:30,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:30,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:30,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:30,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:30,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:30,445 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:30,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:30,502 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 21:12:30,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:30,604 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 21:12:31,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:31,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098426 states to 2425 states and 1098426 transitions. [2021-11-13 21:12:31,701 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 1098426 transitions. [2021-11-13 21:12:31,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:31,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:31,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:31,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:31,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:31,920 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:31,920 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 21:12:31,988 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 21:12:32,098 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 57 treesize of output 45 [2021-11-13 21:12:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:32,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101493 states to 2428 states and 1101493 transitions. [2021-11-13 21:12:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 1101493 transitions. [2021-11-13 21:12:33,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:33,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:33,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:33,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:33,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:33,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:33,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:33,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:12:33,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:34,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:34,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104564 states to 2431 states and 1104564 transitions. [2021-11-13 21:12:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2431 states and 1104564 transitions. [2021-11-13 21:12:34,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:34,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:34,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:34,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:34,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:34,847 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:34,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:34,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:35,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:35,043 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 21:12:35,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:36,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107639 states to 2434 states and 1107639 transitions. [2021-11-13 21:12:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 1107639 transitions. [2021-11-13 21:12:36,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:36,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:36,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:36,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:36,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:36,571 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 21:12:36,613 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:36,614 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 21:12:36,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:36,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:37,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110718 states to 2437 states and 1110718 transitions. [2021-11-13 21:12:37,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 1110718 transitions. [2021-11-13 21:12:38,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:38,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:38,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:38,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:38,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:38,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:38,142 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 21:12:38,182 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:38,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:38,354 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 57 treesize of output 45 [2021-11-13 21:12:38,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:39,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113646 states to 2440 states and 1113646 transitions. [2021-11-13 21:12:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2440 states and 1113646 transitions. [2021-11-13 21:12:39,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:39,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:39,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:39,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:39,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:39,825 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 21:12:39,841 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 27 treesize of output 15 [2021-11-13 21:12:39,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:41,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116392 states to 2443 states and 1116392 transitions. [2021-11-13 21:12:41,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 1116392 transitions. [2021-11-13 21:12:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:41,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:41,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:41,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:41,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:41,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:41,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:41,299 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 21:12:41,360 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 21:12:41,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:41,470 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 21:12:42,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119483 states to 2446 states and 1119483 transitions. [2021-11-13 21:12:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 1119483 transitions. [2021-11-13 21:12:42,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:42,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:42,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:42,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:42,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:42,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:42,996 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:42,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:43,053 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 21:12:43,143 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 57 treesize of output 45 [2021-11-13 21:12:43,150 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 21:12:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122237 states to 2449 states and 1122237 transitions. [2021-11-13 21:12:44,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2449 states and 1122237 transitions. [2021-11-13 21:12:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:44,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:44,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:44,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:44,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:44,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:44,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:44,556 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:44,556 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 21:12:44,731 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 57 treesize of output 45 [2021-11-13 21:12:44,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:45,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125336 states to 2452 states and 1125336 transitions. [2021-11-13 21:12:45,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2452 states and 1125336 transitions. [2021-11-13 21:12:46,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:46,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:46,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:46,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:46,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:46,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:46,193 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:46,193 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 21:12:46,263 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 21:12:46,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:46,376 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 21:12:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:47,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128098 states to 2455 states and 1128098 transitions. [2021-11-13 21:12:47,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2455 states and 1128098 transitions. [2021-11-13 21:12:47,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:47,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:47,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:47,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:47,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:47,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:47,873 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:47,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:48,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:48,076 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 21:12:48,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:49,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131205 states to 2458 states and 1131205 transitions. [2021-11-13 21:12:49,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2458 states and 1131205 transitions. [2021-11-13 21:12:49,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:49,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:49,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:49,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:49,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:49,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:49,659 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:49,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:49,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:49,829 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 57 treesize of output 45 [2021-11-13 21:12:49,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:50,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134161 states to 2461 states and 1134161 transitions. [2021-11-13 21:12:51,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 1134161 transitions. [2021-11-13 21:12:51,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:51,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:51,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:51,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:51,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:51,347 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:51,347 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 21:12:51,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:51,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:51,508 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 21:12:52,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:52,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137121 states to 2464 states and 1137121 transitions. [2021-11-13 21:12:52,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 1137121 transitions. [2021-11-13 21:12:52,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:52,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:52,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:53,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:53,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:53,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:53,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:12:53,034 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 21:12:53,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:54,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140085 states to 2467 states and 1140085 transitions. [2021-11-13 21:12:54,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 1140085 transitions. [2021-11-13 21:12:54,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:54,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:54,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:54,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:54,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:54,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:54,560 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:54,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:54,633 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 21:12:54,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:54,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:55,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:56,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143208 states to 2470 states and 1143208 transitions. [2021-11-13 21:12:56,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 1143208 transitions. [2021-11-13 21:12:56,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:56,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:56,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:56,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:56,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:56,305 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 21:12:56,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:12:56,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:57,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:57,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145994 states to 2473 states and 1145994 transitions. [2021-11-13 21:12:57,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 1145994 transitions. [2021-11-13 21:12:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:57,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:57,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:57,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:12:57,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:57,828 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:12:57,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:12:57,893 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 21:12:57,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:12:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:12:58,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:59,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148970 states to 2476 states and 1148970 transitions. [2021-11-13 21:12:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 1148970 transitions. [2021-11-13 21:12:59,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:12:59,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:59,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:59,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:12:59,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:12:59,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:12:59,565 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 27 treesize of output 15 [2021-11-13 21:12:59,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:00,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151950 states to 2479 states and 1151950 transitions. [2021-11-13 21:13:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 1151950 transitions. [2021-11-13 21:13:01,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:01,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:01,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:01,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:01,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:01,108 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 21:13:01,142 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:01,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:01,300 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 57 treesize of output 45 [2021-11-13 21:13:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:02,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:02,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155089 states to 2482 states and 1155089 transitions. [2021-11-13 21:13:02,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 1155089 transitions. [2021-11-13 21:13:02,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:02,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:02,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:02,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:02,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:02,971 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:02,971 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 21:13:03,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:03,137 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 57 treesize of output 45 [2021-11-13 21:13:03,146 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 21:13:03,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:04,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158077 states to 2485 states and 1158077 transitions. [2021-11-13 21:13:04,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2485 states and 1158077 transitions. [2021-11-13 21:13:04,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:04,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:04,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:04,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:04,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:04,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:04,673 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:04,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:04,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:04,859 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 21:13:05,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161069 states to 2488 states and 1161069 transitions. [2021-11-13 21:13:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 2488 states and 1161069 transitions. [2021-11-13 21:13:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:06,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:06,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:06,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:06,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:06,381 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 21:13:06,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:13:06,407 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 21:13:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164065 states to 2491 states and 1164065 transitions. [2021-11-13 21:13:07,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2491 states and 1164065 transitions. [2021-11-13 21:13:07,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:07,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:07,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:07,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:07,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:08,039 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:08,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:08,116 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 21:13:08,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:08,247 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 21:13:09,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:09,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166890 states to 2494 states and 1166890 transitions. [2021-11-13 21:13:09,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 1166890 transitions. [2021-11-13 21:13:09,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:09,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:09,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:09,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:09,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:09,953 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:09,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:10,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:10,169 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 57 treesize of output 45 [2021-11-13 21:13:10,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:11,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169719 states to 2497 states and 1169719 transitions. [2021-11-13 21:13:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2497 states and 1169719 transitions. [2021-11-13 21:13:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:11,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:11,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:11,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:11,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:11,810 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 21:13:11,826 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 27 treesize of output 15 [2021-11-13 21:13:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:12,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:13,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172882 states to 2500 states and 1172882 transitions. [2021-11-13 21:13:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 1172882 transitions. [2021-11-13 21:13:13,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:13,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:13,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:13,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:13,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:13,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:13,461 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:13,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:13,657 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 57 treesize of output 45 [2021-11-13 21:13:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:15,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175645 states to 2503 states and 1175645 transitions. [2021-11-13 21:13:15,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 1175645 transitions. [2021-11-13 21:13:15,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:15,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:15,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:15,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:15,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:15,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:15,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:15,310 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 27 treesize of output 15 [2021-11-13 21:13:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:16,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178412 states to 2506 states and 1178412 transitions. [2021-11-13 21:13:16,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 1178412 transitions. [2021-11-13 21:13:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:16,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:16,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:16,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:17,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:17,004 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 21:13:17,046 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:17,046 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 21:13:17,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:17,241 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 21:13:18,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:18,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181430 states to 2509 states and 1181430 transitions. [2021-11-13 21:13:18,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 1181430 transitions. [2021-11-13 21:13:18,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:18,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:18,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:18,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:18,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:18,855 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 21:13:18,897 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:18,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:19,076 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 57 treesize of output 45 [2021-11-13 21:13:19,084 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 21:13:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:20,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184266 states to 2512 states and 1184266 transitions. [2021-11-13 21:13:20,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 1184266 transitions. [2021-11-13 21:13:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:20,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:20,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:20,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:20,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:20,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:20,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:20,736 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 27 treesize of output 15 [2021-11-13 21:13:20,741 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 21:13:21,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187292 states to 2515 states and 1187292 transitions. [2021-11-13 21:13:22,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2515 states and 1187292 transitions. [2021-11-13 21:13:22,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:22,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:22,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:22,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:22,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:22,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:22,419 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:22,419 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 21:13:22,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:22,632 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 21:13:23,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:24,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190322 states to 2518 states and 1190322 transitions. [2021-11-13 21:13:24,153 INFO L276 IsEmpty]: Start isEmpty. Operand 2518 states and 1190322 transitions. [2021-11-13 21:13:24,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:24,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:24,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:24,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:24,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:24,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:24,358 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 21:13:24,401 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:24,402 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 21:13:24,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:24,596 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 21:13:25,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193227 states to 2521 states and 1193227 transitions. [2021-11-13 21:13:26,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2521 states and 1193227 transitions. [2021-11-13 21:13:26,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:26,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:26,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:26,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:26,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:26,251 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 21:13:26,319 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:26,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:26,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:26,523 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 21:13:27,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196293 states to 2524 states and 1196293 transitions. [2021-11-13 21:13:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2524 states and 1196293 transitions. [2021-11-13 21:13:28,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:28,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:28,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:28,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:28,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:28,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:28,245 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:28,245 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 21:13:28,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:28,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199206 states to 2527 states and 1199206 transitions. [2021-11-13 21:13:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2527 states and 1199206 transitions. [2021-11-13 21:13:29,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:29,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:29,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:30,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:30,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:30,031 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 21:13:30,086 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:30,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:30,310 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 57 treesize of output 45 [2021-11-13 21:13:30,319 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 21:13:31,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202123 states to 2530 states and 1202123 transitions. [2021-11-13 21:13:31,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2530 states and 1202123 transitions. [2021-11-13 21:13:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:31,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:31,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:31,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:31,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:31,997 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 21:13:32,040 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:32,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:32,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:32,243 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 21:13:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:33,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205330 states to 2533 states and 1205330 transitions. [2021-11-13 21:13:33,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2533 states and 1205330 transitions. [2021-11-13 21:13:33,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:33,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:33,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:33,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:33,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:33,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:34,005 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:34,005 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 21:13:34,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:34,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:35,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208541 states to 2536 states and 1208541 transitions. [2021-11-13 21:13:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2536 states and 1208541 transitions. [2021-11-13 21:13:35,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:35,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:35,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:35,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:35,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:35,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:35,956 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 27 treesize of output 15 [2021-11-13 21:13:35,964 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 21:13:36,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:37,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211599 states to 2539 states and 1211599 transitions. [2021-11-13 21:13:37,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 1211599 transitions. [2021-11-13 21:13:37,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:37,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:37,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:37,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:37,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:37,933 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 21:13:37,976 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:37,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:38,165 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 57 treesize of output 45 [2021-11-13 21:13:38,174 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 21:13:39,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:39,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214661 states to 2542 states and 1214661 transitions. [2021-11-13 21:13:39,705 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 1214661 transitions. [2021-11-13 21:13:39,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:39,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:39,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:39,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:39,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:39,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:39,949 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:39,949 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 21:13:40,022 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 21:13:40,140 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 57 treesize of output 45 [2021-11-13 21:13:40,146 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 21:13:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:41,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217727 states to 2545 states and 1217727 transitions. [2021-11-13 21:13:41,692 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 1217727 transitions. [2021-11-13 21:13:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:41,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:41,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:41,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:41,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:41,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:41,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:41,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:13:41,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:42,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:43,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220797 states to 2548 states and 1220797 transitions. [2021-11-13 21:13:43,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 1220797 transitions. [2021-11-13 21:13:43,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:43,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:43,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:43,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:43,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:43,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:43,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:43,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:13:43,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:44,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:45,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223899 states to 2551 states and 1223899 transitions. [2021-11-13 21:13:45,364 INFO L276 IsEmpty]: Start isEmpty. Operand 2551 states and 1223899 transitions. [2021-11-13 21:13:45,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:45,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:45,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:45,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:45,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:45,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:45,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:13:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227134 states to 2554 states and 1227134 transitions. [2021-11-13 21:13:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 1227134 transitions. [2021-11-13 21:13:47,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:47,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:47,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:47,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:47,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:47,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:47,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:47,406 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:47,406 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 21:13:47,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:47,603 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 21:13:48,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:49,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230373 states to 2557 states and 1230373 transitions. [2021-11-13 21:13:49,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2557 states and 1230373 transitions. [2021-11-13 21:13:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:49,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:49,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:49,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:49,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:49,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:49,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:13:49,415 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 21:13:50,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233616 states to 2560 states and 1233616 transitions. [2021-11-13 21:13:50,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 1233616 transitions. [2021-11-13 21:13:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:51,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:51,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:51,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:51,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:51,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:51,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:51,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:13:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:52,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:52,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236863 states to 2563 states and 1236863 transitions. [2021-11-13 21:13:52,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 1236863 transitions. [2021-11-13 21:13:53,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:53,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:53,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:53,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:53,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:53,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:53,084 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 27 treesize of output 15 [2021-11-13 21:13:53,092 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 21:13:54,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:54,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240114 states to 2566 states and 1240114 transitions. [2021-11-13 21:13:54,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 1240114 transitions. [2021-11-13 21:13:54,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:54,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:54,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:54,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:54,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:13:54,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:54,822 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 21:13:54,840 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 27 treesize of output 15 [2021-11-13 21:13:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:55,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:56,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243026 states to 2569 states and 1243026 transitions. [2021-11-13 21:13:56,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 1243026 transitions. [2021-11-13 21:13:56,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:56,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:56,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:56,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:56,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:56,687 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:56,687 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 21:13:56,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:13:56,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:13:56,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245942 states to 2572 states and 1245942 transitions. [2021-11-13 21:13:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 1245942 transitions. [2021-11-13 21:13:58,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:13:58,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:58,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:58,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:58,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:13:58,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:13:58,585 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:13:58,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:13:58,648 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 21:13:58,759 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 57 treesize of output 45 [2021-11-13 21:13:58,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:13:59,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:00,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249076 states to 2575 states and 1249076 transitions. [2021-11-13 21:14:00,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 1249076 transitions. [2021-11-13 21:14:00,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:00,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:00,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:00,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:14:00,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:00,404 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 21:14:00,420 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 27 treesize of output 15 [2021-11-13 21:14:00,424 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 21:14:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:01,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252343 states to 2578 states and 1252343 transitions. [2021-11-13 21:14:01,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 1252343 transitions. [2021-11-13 21:14:02,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:02,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:02,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:02,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:02,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:02,091 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:02,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:14:02,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:02,277 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 57 treesize of output 45 [2021-11-13 21:14:02,286 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 21:14:03,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:03,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255455 states to 2581 states and 1255455 transitions. [2021-11-13 21:14:03,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 1255455 transitions. [2021-11-13 21:14:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:03,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:03,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:03,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:03,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:03,945 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 21:14:03,988 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:03,988 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 21:14:04,184 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 57 treesize of output 45 [2021-11-13 21:14:04,193 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 21:14:05,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:05,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258571 states to 2584 states and 1258571 transitions. [2021-11-13 21:14:05,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 1258571 transitions. [2021-11-13 21:14:06,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:06,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:06,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:06,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:06,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:06,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:06,245 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:06,245 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 21:14:06,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:06,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:06,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:07,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:07,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261499 states to 2587 states and 1261499 transitions. [2021-11-13 21:14:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 2587 states and 1261499 transitions. [2021-11-13 21:14:08,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:08,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:08,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:08,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:08,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:08,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:08,091 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 21:14:08,131 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:08,131 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 21:14:08,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:08,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:09,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:09,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264623 states to 2590 states and 1264623 transitions. [2021-11-13 21:14:09,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 1264623 transitions. [2021-11-13 21:14:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:10,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:10,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:10,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:10,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:10,135 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 21:14:10,178 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:10,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:14:10,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:10,383 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 21:14:11,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267751 states to 2593 states and 1267751 transitions. [2021-11-13 21:14:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 1267751 transitions. [2021-11-13 21:14:12,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:12,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:12,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:12,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:12,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:12,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:12,202 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:12,203 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 21:14:12,281 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 21:14:12,406 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 57 treesize of output 45 [2021-11-13 21:14:12,415 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 21:14:13,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:13,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270883 states to 2596 states and 1270883 transitions. [2021-11-13 21:14:13,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2596 states and 1270883 transitions. [2021-11-13 21:14:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:14,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:14,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:14,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:14,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:14,206 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:14,207 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 21:14:14,278 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 21:14:14,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:14,398 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 21:14:15,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:15,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274019 states to 2599 states and 1274019 transitions. [2021-11-13 21:14:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 1274019 transitions. [2021-11-13 21:14:16,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:16,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:16,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:16,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:14:16,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:16,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:16,139 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 27 treesize of output 15 [2021-11-13 21:14:16,144 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 21:14:17,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:17,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277159 states to 2602 states and 1277159 transitions. [2021-11-13 21:14:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2602 states and 1277159 transitions. [2021-11-13 21:14:17,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:17,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:17,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:17,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:17,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:17,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:17,838 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 21:14:17,894 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:17,895 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 21:14:18,091 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 57 treesize of output 45 [2021-11-13 21:14:18,096 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 21:14:18,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:19,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280462 states to 2605 states and 1280462 transitions. [2021-11-13 21:14:19,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 1280462 transitions. [2021-11-13 21:14:19,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:19,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:19,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:19,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:19,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:19,977 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:19,978 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 21:14:20,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:20,135 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 57 treesize of output 45 [2021-11-13 21:14:20,140 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 21:14:20,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283769 states to 2608 states and 1283769 transitions. [2021-11-13 21:14:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 1283769 transitions. [2021-11-13 21:14:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:21,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:21,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:21,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:21,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:21,843 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:21,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:14:21,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:21,994 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 57 treesize of output 45 [2021-11-13 21:14:22,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:23,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287080 states to 2611 states and 1287080 transitions. [2021-11-13 21:14:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 1287080 transitions. [2021-11-13 21:14:23,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:23,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:23,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:23,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:23,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:14:23,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:23,618 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 21:14:23,636 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 27 treesize of output 15 [2021-11-13 21:14:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290395 states to 2614 states and 1290395 transitions. [2021-11-13 21:14:25,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 1290395 transitions. [2021-11-13 21:14:25,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:25,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:25,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:25,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:25,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:25,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:25,291 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:25,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:14:25,445 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 57 treesize of output 45 [2021-11-13 21:14:25,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:26,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293584 states to 2617 states and 1293584 transitions. [2021-11-13 21:14:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 1293584 transitions. [2021-11-13 21:14:27,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:27,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:27,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:27,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:14:27,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:27,237 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 21:14:27,252 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 27 treesize of output 15 [2021-11-13 21:14:27,258 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 21:14:28,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:28,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296907 states to 2620 states and 1296907 transitions. [2021-11-13 21:14:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2620 states and 1296907 transitions. [2021-11-13 21:14:29,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:29,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:29,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:29,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:29,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:29,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:29,140 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:29,140 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 21:14:29,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:29,305 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 57 treesize of output 45 [2021-11-13 21:14:29,312 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 21:14:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:30,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300162 states to 2623 states and 1300162 transitions. [2021-11-13 21:14:30,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2623 states and 1300162 transitions. [2021-11-13 21:14:30,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:30,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:30,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:30,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:30,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:30,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:30,970 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 21:14:31,005 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:31,005 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 21:14:31,169 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 57 treesize of output 45 [2021-11-13 21:14:31,175 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 21:14:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:32,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303421 states to 2626 states and 1303421 transitions. [2021-11-13 21:14:32,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 1303421 transitions. [2021-11-13 21:14:32,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:32,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:32,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:32,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:32,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:32,815 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:32,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:14:32,873 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 21:14:32,970 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 57 treesize of output 45 [2021-11-13 21:14:32,978 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 21:14:33,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:34,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306405 states to 2629 states and 1306405 transitions. [2021-11-13 21:14:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 1306405 transitions. [2021-11-13 21:14:34,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:34,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:34,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:34,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:34,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:34,557 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 21:14:34,591 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:34,592 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 21:14:34,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:34,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:35,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:36,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309454 states to 2632 states and 1309454 transitions. [2021-11-13 21:14:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2632 states and 1309454 transitions. [2021-11-13 21:14:36,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:36,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:36,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:36,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:36,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:14:36,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:36,370 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 21:14:36,387 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 27 treesize of output 15 [2021-11-13 21:14:36,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:37,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312380 states to 2635 states and 1312380 transitions. [2021-11-13 21:14:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2635 states and 1312380 transitions. [2021-11-13 21:14:38,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:38,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:38,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:38,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:14:38,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:38,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:38,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:14:38,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:39,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:39,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315436 states to 2638 states and 1315436 transitions. [2021-11-13 21:14:39,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 1315436 transitions. [2021-11-13 21:14:39,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:39,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:39,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:39,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:39,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:39,909 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:39,910 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 21:14:39,972 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 21:14:40,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:41,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:41,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318627 states to 2641 states and 1318627 transitions. [2021-11-13 21:14:41,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2641 states and 1318627 transitions. [2021-11-13 21:14:41,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:41,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:41,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:41,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:41,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:41,848 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 21:14:41,889 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:41,889 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 21:14:42,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:42,074 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 21:14:43,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321822 states to 2644 states and 1321822 transitions. [2021-11-13 21:14:43,789 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 1321822 transitions. [2021-11-13 21:14:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:43,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:43,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:43,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:43,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:43,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:43,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:44,032 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:44,032 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 21:14:44,206 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 57 treesize of output 45 [2021-11-13 21:14:44,214 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 21:14:45,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:45,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325021 states to 2647 states and 1325021 transitions. [2021-11-13 21:14:45,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2647 states and 1325021 transitions. [2021-11-13 21:14:46,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:46,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:46,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:46,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:46,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:46,125 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:46,125 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 21:14:46,189 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 21:14:46,290 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 57 treesize of output 45 [2021-11-13 21:14:46,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:47,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:47,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328027 states to 2650 states and 1328027 transitions. [2021-11-13 21:14:47,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 1328027 transitions. [2021-11-13 21:14:48,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:48,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:48,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:48,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:48,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:48,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:48,117 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:48,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:14:48,184 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 21:14:48,290 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 57 treesize of output 45 [2021-11-13 21:14:48,299 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 21:14:49,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331394 states to 2653 states and 1331394 transitions. [2021-11-13 21:14:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2653 states and 1331394 transitions. [2021-11-13 21:14:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:50,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:50,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:50,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:50,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:50,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:50,096 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 21:14:50,137 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:50,137 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 21:14:50,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:50,330 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 21:14:51,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:51,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334604 states to 2656 states and 1334604 transitions. [2021-11-13 21:14:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 1334604 transitions. [2021-11-13 21:14:52,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:52,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:52,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:52,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:14:52,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:52,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:52,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:14:52,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:53,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337818 states to 2659 states and 1337818 transitions. [2021-11-13 21:14:53,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 1337818 transitions. [2021-11-13 21:14:54,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:54,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:54,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:54,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:54,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:54,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:14:54,244 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:54,244 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 21:14:54,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:54,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:14:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:56,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341197 states to 2662 states and 1341197 transitions. [2021-11-13 21:14:56,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 1341197 transitions. [2021-11-13 21:14:56,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:56,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:56,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:56,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:56,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:56,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:56,426 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 21:14:56,468 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:56,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:14:56,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:56,676 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 21:14:57,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:58,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344221 states to 2665 states and 1344221 transitions. [2021-11-13 21:14:58,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 1344221 transitions. [2021-11-13 21:14:58,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:14:58,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:58,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:58,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:14:58,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:14:58,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:14:58,716 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 21:14:58,794 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 21:14:58,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:14:58,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:00,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347446 states to 2668 states and 1347446 transitions. [2021-11-13 21:15:00,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2668 states and 1347446 transitions. [2021-11-13 21:15:00,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:00,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:00,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:00,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:15:00,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:00,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:00,927 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 27 treesize of output 15 [2021-11-13 21:15:00,931 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 21:15:02,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:02,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350477 states to 2671 states and 1350477 transitions. [2021-11-13 21:15:02,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 1350477 transitions. [2021-11-13 21:15:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:03,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:03,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:03,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:03,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:03,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:03,242 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:03,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:03,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:03,444 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 57 treesize of output 45 [2021-11-13 21:15:03,453 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 21:15:04,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:05,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353709 states to 2674 states and 1353709 transitions. [2021-11-13 21:15:05,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2674 states and 1353709 transitions. [2021-11-13 21:15:05,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:05,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:05,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:05,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:05,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:05,570 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:05,570 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 21:15:05,644 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 21:15:05,763 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 57 treesize of output 45 [2021-11-13 21:15:05,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357108 states to 2677 states and 1357108 transitions. [2021-11-13 21:15:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 1357108 transitions. [2021-11-13 21:15:07,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:07,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:07,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:07,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:07,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:07,725 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:07,726 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 21:15:07,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:07,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:07,931 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 21:15:09,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:09,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360511 states to 2680 states and 1360511 transitions. [2021-11-13 21:15:09,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 1360511 transitions. [2021-11-13 21:15:09,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:09,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:09,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:09,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:09,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:09,954 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:09,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:10,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:10,157 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 57 treesize of output 45 [2021-11-13 21:15:10,166 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 21:15:11,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363918 states to 2683 states and 1363918 transitions. [2021-11-13 21:15:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2683 states and 1363918 transitions. [2021-11-13 21:15:11,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:11,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:11,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:12,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:12,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:12,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:12,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:12,063 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:12,063 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 21:15:12,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:13,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:14,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367329 states to 2686 states and 1367329 transitions. [2021-11-13 21:15:14,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2686 states and 1367329 transitions. [2021-11-13 21:15:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:14,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:14,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:14,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:15:14,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:14,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:14,364 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 27 treesize of output 15 [2021-11-13 21:15:14,368 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 21:15:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:16,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370744 states to 2689 states and 1370744 transitions. [2021-11-13 21:15:16,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 1370744 transitions. [2021-11-13 21:15:16,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:16,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:16,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:16,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:16,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:16,334 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:16,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:16,427 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 21:15:16,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:16,582 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 21:15:17,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374163 states to 2692 states and 1374163 transitions. [2021-11-13 21:15:18,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2692 states and 1374163 transitions. [2021-11-13 21:15:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:18,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:18,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:18,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:18,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:18,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:18,624 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:18,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:18,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:18,808 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 57 treesize of output 45 [2021-11-13 21:15:18,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:20,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377586 states to 2695 states and 1377586 transitions. [2021-11-13 21:15:20,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2695 states and 1377586 transitions. [2021-11-13 21:15:20,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:20,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:20,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:20,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:20,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:20,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:20,622 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:20,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:20,797 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 57 treesize of output 45 [2021-11-13 21:15:20,806 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 21:15:21,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:22,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381013 states to 2698 states and 1381013 transitions. [2021-11-13 21:15:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2698 states and 1381013 transitions. [2021-11-13 21:15:22,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:22,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:22,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:22,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:22,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:22,855 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 21:15:22,898 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:22,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:23,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:23,140 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 21:15:24,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:24,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384444 states to 2701 states and 1384444 transitions. [2021-11-13 21:15:24,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2701 states and 1384444 transitions. [2021-11-13 21:15:25,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:25,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:25,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:25,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:25,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:25,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:25,120 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 21:15:25,163 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:25,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:25,354 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 57 treesize of output 45 [2021-11-13 21:15:25,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:26,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:27,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1387879 states to 2704 states and 1387879 transitions. [2021-11-13 21:15:27,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2704 states and 1387879 transitions. [2021-11-13 21:15:27,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:27,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:27,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:27,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:27,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:27,422 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 21:15:27,464 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:27,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:27,663 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 57 treesize of output 45 [2021-11-13 21:15:27,669 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 21:15:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:29,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391318 states to 2707 states and 1391318 transitions. [2021-11-13 21:15:29,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 1391318 transitions. [2021-11-13 21:15:29,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:29,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:29,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:29,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:29,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:29,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:29,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:29,817 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:29,818 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 21:15:30,039 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 57 treesize of output 45 [2021-11-13 21:15:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:31,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394340 states to 2710 states and 1394340 transitions. [2021-11-13 21:15:31,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 1394340 transitions. [2021-11-13 21:15:31,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:31,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:31,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:32,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:32,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:32,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:32,062 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:32,062 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 21:15:32,141 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 21:15:32,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:32,277 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 21:15:33,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:34,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397366 states to 2713 states and 1397366 transitions. [2021-11-13 21:15:34,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 1397366 transitions. [2021-11-13 21:15:34,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:34,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:34,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:34,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:34,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:34,623 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 21:15:34,678 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:34,678 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 21:15:34,932 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 57 treesize of output 45 [2021-11-13 21:15:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:36,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:36,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400684 states to 2716 states and 1400684 transitions. [2021-11-13 21:15:36,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2716 states and 1400684 transitions. [2021-11-13 21:15:37,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:37,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:37,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:37,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:37,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:37,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:37,149 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 21:15:37,190 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:37,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:37,379 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 57 treesize of output 45 [2021-11-13 21:15:37,388 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 21:15:38,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:39,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404006 states to 2719 states and 1404006 transitions. [2021-11-13 21:15:39,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 1404006 transitions. [2021-11-13 21:15:39,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:39,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:39,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:39,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:39,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:39,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:39,927 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:39,927 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 21:15:40,117 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 57 treesize of output 45 [2021-11-13 21:15:40,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:41,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:42,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407332 states to 2722 states and 1407332 transitions. [2021-11-13 21:15:42,182 INFO L276 IsEmpty]: Start isEmpty. Operand 2722 states and 1407332 transitions. [2021-11-13 21:15:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:42,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:42,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:42,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:42,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:42,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:42,638 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:42,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:42,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:42,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:45,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410795 states to 2725 states and 1410795 transitions. [2021-11-13 21:15:45,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 1410795 transitions. [2021-11-13 21:15:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:45,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:45,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:45,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:45,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:45,325 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:45,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:45,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:45,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:45,641 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 21:15:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414187 states to 2728 states and 1414187 transitions. [2021-11-13 21:15:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 1414187 transitions. [2021-11-13 21:15:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:48,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:48,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:48,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:48,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:48,101 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:48,101 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 21:15:48,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:48,307 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 57 treesize of output 45 [2021-11-13 21:15:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:49,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417658 states to 2731 states and 1417658 transitions. [2021-11-13 21:15:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 1417658 transitions. [2021-11-13 21:15:50,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:50,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:50,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:50,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:50,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:15:50,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:50,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:50,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-13 21:15:50,762 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 21:15:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421058 states to 2734 states and 1421058 transitions. [2021-11-13 21:15:53,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2734 states and 1421058 transitions. [2021-11-13 21:15:53,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:53,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:53,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:53,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:53,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:53,253 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 21:15:53,293 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:53,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:15:53,483 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 57 treesize of output 45 [2021-11-13 21:15:53,492 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 21:15:54,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:55,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424537 states to 2737 states and 1424537 transitions. [2021-11-13 21:15:55,485 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 1424537 transitions. [2021-11-13 21:15:55,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:55,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:55,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:55,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:55,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:15:55,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:55,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:15:55,944 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 27 treesize of output 15 [2021-11-13 21:15:55,952 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 21:15:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:58,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427657 states to 2740 states and 1427657 transitions. [2021-11-13 21:15:58,203 INFO L276 IsEmpty]: Start isEmpty. Operand 2740 states and 1427657 transitions. [2021-11-13 21:15:58,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:15:58,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:58,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:58,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:15:58,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:15:58,446 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:15:58,447 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 21:15:58,519 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 21:15:58,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:15:58,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:15:59,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:00,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430275 states to 2743 states and 1430275 transitions. [2021-11-13 21:16:00,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2743 states and 1430275 transitions. [2021-11-13 21:16:00,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:00,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:00,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:00,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:00,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:00,956 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 21:16:00,998 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:00,999 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 21:16:01,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:01,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:02,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:03,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433468 states to 2746 states and 1433468 transitions. [2021-11-13 21:16:03,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2746 states and 1433468 transitions. [2021-11-13 21:16:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:03,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:03,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:03,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:03,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:03,821 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 21:16:03,864 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:03,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:16:04,073 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 57 treesize of output 45 [2021-11-13 21:16:04,080 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 21:16:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:06,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436665 states to 2749 states and 1436665 transitions. [2021-11-13 21:16:06,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2749 states and 1436665 transitions. [2021-11-13 21:16:06,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:06,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:06,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:06,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:06,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:06,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:06,734 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 21:16:06,777 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:06,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:16:06,971 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 57 treesize of output 45 [2021-11-13 21:16:06,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:08,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:09,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439866 states to 2752 states and 1439866 transitions. [2021-11-13 21:16:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2752 states and 1439866 transitions. [2021-11-13 21:16:09,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:09,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:09,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:09,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:09,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:09,274 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 21:16:09,313 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:09,313 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 21:16:09,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:09,488 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 21:16:10,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:11,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443204 states to 2755 states and 1443204 transitions. [2021-11-13 21:16:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2755 states and 1443204 transitions. [2021-11-13 21:16:11,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:11,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:11,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:11,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:11,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:11,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:11,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:11,716 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 21:16:11,781 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 21:16:11,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:11,887 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 21:16:13,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:14,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446413 states to 2758 states and 1446413 transitions. [2021-11-13 21:16:14,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2758 states and 1446413 transitions. [2021-11-13 21:16:14,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:14,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:14,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:14,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:14,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:14,274 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:14,274 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 21:16:14,340 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 21:16:14,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:14,455 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 21:16:15,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:16,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449626 states to 2761 states and 1449626 transitions. [2021-11-13 21:16:16,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2761 states and 1449626 transitions. [2021-11-13 21:16:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:16,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:16,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:16,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:16,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:16,929 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 21:16:16,970 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:16,970 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 21:16:17,143 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 57 treesize of output 45 [2021-11-13 21:16:17,149 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 21:16:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:19,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452843 states to 2764 states and 1452843 transitions. [2021-11-13 21:16:19,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 1452843 transitions. [2021-11-13 21:16:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:19,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:19,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:19,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:19,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:16:19,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:19,570 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 21:16:19,589 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 27 treesize of output 15 [2021-11-13 21:16:19,597 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 21:16:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:21,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456197 states to 2767 states and 1456197 transitions. [2021-11-13 21:16:21,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 1456197 transitions. [2021-11-13 21:16:22,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:22,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:22,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:22,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:16:22,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:22,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:16:22,143 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 27 treesize of output 15 [2021-11-13 21:16:22,147 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 21:16:23,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459348 states to 2770 states and 1459348 transitions. [2021-11-13 21:16:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 1459348 transitions. [2021-11-13 21:16:24,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:24,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:24,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:24,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:24,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:24,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:16:24,703 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:24,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:16:24,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:24,903 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 21:16:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:26,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462741 states to 2773 states and 1462741 transitions. [2021-11-13 21:16:26,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 1462741 transitions. [2021-11-13 21:16:27,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:27,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:27,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:27,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:27,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:27,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:16:27,308 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:27,308 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 21:16:27,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:27,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:28,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466271 states to 2776 states and 1466271 transitions. [2021-11-13 21:16:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2776 states and 1466271 transitions. [2021-11-13 21:16:29,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:29,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:29,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:29,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-13 21:16:29,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:29,755 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 21:16:29,773 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 27 treesize of output 15 [2021-11-13 21:16:29,777 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 21:16:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:31,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469640 states to 2779 states and 1469640 transitions. [2021-11-13 21:16:31,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2779 states and 1469640 transitions. [2021-11-13 21:16:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:31,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:31,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:31,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:31,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:32,025 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:32,025 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 21:16:32,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:16:32,211 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 57 treesize of output 45 [2021-11-13 21:16:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:33,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473178 states to 2782 states and 1473178 transitions. [2021-11-13 21:16:34,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 1473178 transitions. [2021-11-13 21:16:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:34,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:34,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:34,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:34,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:34,739 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:34,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:16:34,811 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 21:16:34,925 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 57 treesize of output 45 [2021-11-13 21:16:34,935 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 21:16:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476720 states to 2785 states and 1476720 transitions. [2021-11-13 21:16:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 1476720 transitions. [2021-11-13 21:16:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:37,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:37,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:37,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:37,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:37,597 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:37,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:16:37,669 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 21:16:37,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 21:16:39,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:39,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480266 states to 2788 states and 1480266 transitions. [2021-11-13 21:16:39,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 1480266 transitions. [2021-11-13 21:16:40,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:40,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:40,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:40,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:40,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:40,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:16:40,444 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:40,444 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 21:16:40,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 45 [2021-11-13 21:16:40,611 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 21:16:41,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:42,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483816 states to 2791 states and 1483816 transitions. [2021-11-13 21:16:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 1483816 transitions. [2021-11-13 21:16:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 21:16:42,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:42,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:42,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-13 21:16:42,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 21:16:42,786 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 21:16:42,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 21:16:42,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 21:16:43,055 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 57 treesize of output 45 [2021-11-13 21:16:43,064 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 21:16:44,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487370 states to 2794 states and 1487370 transitions. [2021-11-13 21:16:45,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 1487370 transitions.