./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/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_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/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_36032b34-ad73-499d-b8ec-9a22d6c37f2b/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 3b6a7e09bdf002daf4e1e371c35be311dd644a61b41d9b32022b9ee835751b90 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:49:49,581 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:49:49,584 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:49:49,643 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:49:49,643 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:49:49,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:49:49,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:49:49,649 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:49:49,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:49:49,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:49:49,654 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:49:49,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:49:49,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:49:49,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:49:49,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:49:49,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:49:49,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:49:49,664 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:49:49,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:49:49,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:49:49,672 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:49:49,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:49:49,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:49:49,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:49:49,682 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:49:49,683 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:49:49,683 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:49:49,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:49:49,685 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:49:49,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:49:49,687 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:49:49,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:49:49,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:49:49,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:49:49,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:49:49,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:49:49,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:49:49,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:49:49,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:49:49,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:49:49,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:49:49,699 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:49:49,727 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:49:49,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:49:49,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:49:49,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:49:49,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:49:49,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:49:49,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:49:49,731 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:49:49,731 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:49:49,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:49:49,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:49:49,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:49:49,732 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:49:49,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:49:49,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:49:49,733 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:49:49,733 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:49:49,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:49:49,733 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:49:49,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:49:49,734 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:49:49,734 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:49:49,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:49:49,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:49:49,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:49:49,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:49:49,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:49:49,736 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:49:49,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:49:49,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:49:49,736 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_36032b34-ad73-499d-b8ec-9a22d6c37f2b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b6a7e09bdf002daf4e1e371c35be311dd644a61b41d9b32022b9ee835751b90 [2021-11-13 23:49:50,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:49:50,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:49:50,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:49:50,106 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:49:50,107 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:49:50,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i [2021-11-13 23:49:50,211 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/data/ae75f4e46/93830314a63445af836a19afa63a034c/FLAG65ea3f6cd [2021-11-13 23:49:50,997 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:49:50,997 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i [2021-11-13 23:49:51,021 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/data/ae75f4e46/93830314a63445af836a19afa63a034c/FLAG65ea3f6cd [2021-11-13 23:49:51,179 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/data/ae75f4e46/93830314a63445af836a19afa63a034c [2021-11-13 23:49:51,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:49:51,184 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:49:51,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:49:51,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:49:51,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:49:51,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:49:51" (1/1) ... [2021-11-13 23:49:51,191 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674967dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:51, skipping insertion in model container [2021-11-13 23:49:51,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:49:51" (1/1) ... [2021-11-13 23:49:51,200 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:49:51,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:49:51,856 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_36032b34-ad73-499d-b8ec-9a22d6c37f2b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[33021,33034] [2021-11-13 23:49:52,045 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_36032b34-ad73-499d-b8ec-9a22d6c37f2b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[45234,45247] [2021-11-13 23:49:52,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:49:52,074 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:49:52,117 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_36032b34-ad73-499d-b8ec-9a22d6c37f2b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[33021,33034] [2021-11-13 23:49:52,199 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_36032b34-ad73-499d-b8ec-9a22d6c37f2b/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test8-1.i[45234,45247] [2021-11-13 23:49:52,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:49:52,252 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:49:52,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52 WrapperNode [2021-11-13 23:49:52,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:49:52,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:49:52,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:49:52,255 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:49:52,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,301 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:49:52,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:49:52,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:49:52,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:49:52,400 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,416 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,417 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,540 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:49:52,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:49:52,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:49:52,569 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:49:52,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:49:52" (1/1) ... [2021-11-13 23:49:52,580 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:49:52,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:49:52,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:49:52,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36032b34-ad73-499d-b8ec-9a22d6c37f2b/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:49:52,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 23:49:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-13 23:49:52,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-13 23:49:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 23:49:52,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 23:49:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 23:49:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2021-11-13 23:49:52,671 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2021-11-13 23:49:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 23:49:52,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 23:49:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:49:52,672 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-13 23:49:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 23:49:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 23:49:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:49:52,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:49:52,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:49:54,752 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:49:54,753 INFO L299 CfgBuilder]: Removed 62 assume(true) statements. [2021-11-13 23:49:54,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:49:54 BoogieIcfgContainer [2021-11-13 23:49:54,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:49:54,758 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:49:54,758 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:49:54,772 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:49:54,772 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:49:54" (1/1) ... [2021-11-13 23:49:54,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:49:54,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:54,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 158 states and 268 transitions. [2021-11-13 23:49:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 268 transitions. [2021-11-13 23:49:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:54,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:54,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:55,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:55,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:55,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:55,181 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:55,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:49:55,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:55,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:55,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:55,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 161 states and 277 transitions. [2021-11-13 23:49:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 277 transitions. [2021-11-13 23:49:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:55,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:55,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:55,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:55,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:55,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:55,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:55,981 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:55,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:49:56,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:56,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:56,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 164 states and 289 transitions. [2021-11-13 23:49:56,345 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 289 transitions. [2021-11-13 23:49:56,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:56,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:56,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:56,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:49:56,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:56,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:56,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:49:56,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:56,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 167 states and 304 transitions. [2021-11-13 23:49:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 304 transitions. [2021-11-13 23:49:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:56,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:56,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:56,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:56,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:56,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:56,832 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:56,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:49:57,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:57,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:57,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 170 states and 323 transitions. [2021-11-13 23:49:57,133 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 323 transitions. [2021-11-13 23:49:57,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:57,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:57,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:57,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:57,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:49:57,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:57,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:57,244 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 20 treesize of output 12 [2021-11-13 23:49:57,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:57,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:57,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 173 states and 346 transitions. [2021-11-13 23:49:57,383 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 346 transitions. [2021-11-13 23:49:57,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:57,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:57,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:57,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:49:57,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:57,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:57,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:49:57,483 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 23:49:57,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:57,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 176 states and 368 transitions. [2021-11-13 23:49:57,492 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 368 transitions. [2021-11-13 23:49:57,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:57,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:57,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:57,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:57,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:57,602 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:57,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:49:57,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:57,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:57,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:57,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 179 states and 394 transitions. [2021-11-13 23:49:57,958 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 394 transitions. [2021-11-13 23:49:57,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:57,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:57,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:58,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:58,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:58,065 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:58,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:49:58,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:58,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:58,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 182 states and 423 transitions. [2021-11-13 23:49:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 423 transitions. [2021-11-13 23:49:58,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:58,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:58,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:58,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:58,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:58,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:58,474 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:58,475 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 23:49:58,753 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 50 treesize of output 42 [2021-11-13 23:49:58,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 185 states and 456 transitions. [2021-11-13 23:49:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 456 transitions. [2021-11-13 23:49:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:58,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:58,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:58,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:58,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:58,864 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:58,865 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 23:49:58,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:59,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:59,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:59,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:59,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 188 states and 494 transitions. [2021-11-13 23:49:59,162 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 494 transitions. [2021-11-13 23:49:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:59,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:59,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:59,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:59,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:59,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:59,264 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:59,265 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 23:49:59,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:59,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:59,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:59,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:59,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 191 states and 534 transitions. [2021-11-13 23:49:59,543 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 534 transitions. [2021-11-13 23:49:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:59,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:59,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:49:59,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:49:59,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:49:59,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:49:59,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:49:59,690 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:49:59,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:49:59,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:49:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:49:59,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:49:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 194 states and 578 transitions. [2021-11-13 23:49:59,996 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 578 transitions. [2021-11-13 23:49:59,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:49:59,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:49:59,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:00,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:00,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:00,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:00,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:00,091 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:00,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:00,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:00,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:00,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 197 states and 628 transitions. [2021-11-13 23:50:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 628 transitions. [2021-11-13 23:50:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:00,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:00,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:00,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:00,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:00,465 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:00,466 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 23:50:00,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:00,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:00,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:00,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:00,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 200 states and 674 transitions. [2021-11-13 23:50:00,759 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 674 transitions. [2021-11-13 23:50:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:00,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:00,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:00,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:00,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:00,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:00,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:00,880 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:00,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:01,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:01,145 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 23:50:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:01,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 203 states and 728 transitions. [2021-11-13 23:50:01,151 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 728 transitions. [2021-11-13 23:50:01,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:01,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:01,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:01,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:01,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:01,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:01,241 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:01,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:01,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:01,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:01,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:01,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:01,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 206 states and 786 transitions. [2021-11-13 23:50:01,553 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 786 transitions. [2021-11-13 23:50:01,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:01,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:01,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:01,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:01,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:01,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:01,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:01,638 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:01,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:01,894 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 50 treesize of output 42 [2021-11-13 23:50:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:01,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 209 states and 848 transitions. [2021-11-13 23:50:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 848 transitions. [2021-11-13 23:50:01,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:01,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:01,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:01,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:01,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:01,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:02,016 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:02,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:02,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:02,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:02,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 212 states and 914 transitions. [2021-11-13 23:50:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 914 transitions. [2021-11-13 23:50:02,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:02,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:02,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:02,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:02,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:02,309 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 23:50:02,351 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:02,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:02,607 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 50 treesize of output 42 [2021-11-13 23:50:02,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:02,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:02,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 215 states and 987 transitions. [2021-11-13 23:50:02,622 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 987 transitions. [2021-11-13 23:50:02,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:02,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:02,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:02,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:02,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:02,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:02,729 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:02,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:02,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:02,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:02,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 218 states and 1061 transitions. [2021-11-13 23:50:02,960 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 1061 transitions. [2021-11-13 23:50:02,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:02,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:02,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:02,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:03,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:03,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:03,048 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:03,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:03,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:03,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 221 states and 1139 transitions. [2021-11-13 23:50:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 1139 transitions. [2021-11-13 23:50:03,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:03,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:03,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:03,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:03,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:03,439 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:03,439 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 23:50:03,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:03,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:03,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:03,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:03,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 224 states and 1221 transitions. [2021-11-13 23:50:03,696 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 1221 transitions. [2021-11-13 23:50:03,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:03,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:03,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:03,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:03,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:03,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:03,807 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:03,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:03,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:04,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:04,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:04,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:04,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 227 states and 1307 transitions. [2021-11-13 23:50:04,076 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 1307 transitions. [2021-11-13 23:50:04,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:04,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:04,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:04,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:04,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:04,170 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:04,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:04,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:04,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:04,421 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 23:50:04,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 230 states and 1397 transitions. [2021-11-13 23:50:04,431 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 1397 transitions. [2021-11-13 23:50:04,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:04,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:04,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:04,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:04,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:04,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:04,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:04,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:04,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1491 states to 233 states and 1491 transitions. [2021-11-13 23:50:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 1491 transitions. [2021-11-13 23:50:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:04,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:04,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:04,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:04,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:04,623 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:04,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:04,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:04,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:04,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:04,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:04,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 236 states and 1589 transitions. [2021-11-13 23:50:04,875 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 1589 transitions. [2021-11-13 23:50:04,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:04,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:04,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:04,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:04,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:05,008 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:05,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:05,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:05,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:05,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:05,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:05,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 239 states and 1691 transitions. [2021-11-13 23:50:05,268 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 1691 transitions. [2021-11-13 23:50:05,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:05,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:05,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:05,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:05,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:05,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:05,364 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:05,364 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 23:50:05,604 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 50 treesize of output 42 [2021-11-13 23:50:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 242 states and 1797 transitions. [2021-11-13 23:50:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 1797 transitions. [2021-11-13 23:50:05,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:05,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:05,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:05,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:05,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:05,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:05,715 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:05,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:05,800 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 23:50:05,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:05,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 245 states and 1907 transitions. [2021-11-13 23:50:05,939 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 1907 transitions. [2021-11-13 23:50:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:05,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:05,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:05,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:05,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:05,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:06,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:06,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 248 states and 2006 transitions. [2021-11-13 23:50:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 2006 transitions. [2021-11-13 23:50:06,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:06,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:06,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:06,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:06,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:06,115 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:06,115 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 23:50:06,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:06,344 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 50 treesize of output 42 [2021-11-13 23:50:06,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:06,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 251 states and 2109 transitions. [2021-11-13 23:50:06,361 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 2109 transitions. [2021-11-13 23:50:06,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:06,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:06,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:06,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:06,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:06,430 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 23:50:06,448 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 20 treesize of output 12 [2021-11-13 23:50:06,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:06,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:06,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 254 states and 2234 transitions. [2021-11-13 23:50:06,460 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 2234 transitions. [2021-11-13 23:50:06,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:06,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:06,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:06,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:06,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:06,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:06,543 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:06,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:06,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:06,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:06,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 257 states and 2358 transitions. [2021-11-13 23:50:06,773 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 2358 transitions. [2021-11-13 23:50:06,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:06,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:06,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:06,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:06,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:06,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:06,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:06,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:06,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:06,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:06,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 260 states and 2491 transitions. [2021-11-13 23:50:06,876 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 2491 transitions. [2021-11-13 23:50:06,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:06,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:06,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:06,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:06,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:06,987 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:06,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:07,069 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 23:50:07,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:07,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 263 states and 2628 transitions. [2021-11-13 23:50:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 2628 transitions. [2021-11-13 23:50:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:07,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:07,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:07,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:07,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:07,365 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:07,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:07,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:07,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:07,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:07,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:07,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 266 states and 2769 transitions. [2021-11-13 23:50:07,638 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 2769 transitions. [2021-11-13 23:50:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:07,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:07,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:07,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:07,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:07,719 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:07,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:07,796 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 23:50:07,916 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 50 treesize of output 42 [2021-11-13 23:50:07,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:07,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:07,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 269 states and 2914 transitions. [2021-11-13 23:50:07,932 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 2914 transitions. [2021-11-13 23:50:07,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:07,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:07,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:07,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:07,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:07,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:07,992 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 20 treesize of output 12 [2021-11-13 23:50:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:08,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3058 states to 272 states and 3058 transitions. [2021-11-13 23:50:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 3058 transitions. [2021-11-13 23:50:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:08,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:08,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:08,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:08,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:08,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:08,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:08,068 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 20 treesize of output 12 [2021-11-13 23:50:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:08,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:08,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 275 states and 3209 transitions. [2021-11-13 23:50:08,085 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 3209 transitions. [2021-11-13 23:50:08,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:08,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:08,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:08,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:08,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:08,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:08,176 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:08,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:08,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:08,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:08,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:08,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3361 states to 278 states and 3361 transitions. [2021-11-13 23:50:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 3361 transitions. [2021-11-13 23:50:08,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:08,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:08,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:08,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:08,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:08,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:08,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:08,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:08,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3517 states to 281 states and 3517 transitions. [2021-11-13 23:50:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 3517 transitions. [2021-11-13 23:50:08,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:08,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:08,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:08,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:08,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:08,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:08,595 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:08,595 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 23:50:08,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:08,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:08,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:08,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:08,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3677 states to 284 states and 3677 transitions. [2021-11-13 23:50:08,813 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 3677 transitions. [2021-11-13 23:50:08,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:08,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:08,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:08,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:08,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:08,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:08,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:08,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:08,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:08,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3841 states to 287 states and 3841 transitions. [2021-11-13 23:50:08,918 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 3841 transitions. [2021-11-13 23:50:08,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:08,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:08,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:08,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:08,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:09,013 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:09,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:09,097 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 23:50:09,217 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 50 treesize of output 42 [2021-11-13 23:50:09,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:09,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:09,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 290 states and 4014 transitions. [2021-11-13 23:50:09,232 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 4014 transitions. [2021-11-13 23:50:09,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:09,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:09,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:09,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:09,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:09,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:09,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:09,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:09,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4160 states to 293 states and 4160 transitions. [2021-11-13 23:50:09,305 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 4160 transitions. [2021-11-13 23:50:09,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:09,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:09,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:09,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:09,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:09,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:09,346 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 23:50:09,370 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 20 treesize of output 12 [2021-11-13 23:50:09,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:09,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 296 states and 4310 transitions. [2021-11-13 23:50:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 4310 transitions. [2021-11-13 23:50:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:09,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:09,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:09,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:09,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:09,479 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:09,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:09,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:09,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:09,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:09,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 299 states and 4493 transitions. [2021-11-13 23:50:09,742 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 4493 transitions. [2021-11-13 23:50:09,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:09,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:09,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:09,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:09,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:09,826 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:09,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:09,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:10,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:10,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:10,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:10,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4680 states to 302 states and 4680 transitions. [2021-11-13 23:50:10,067 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 4680 transitions. [2021-11-13 23:50:10,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:10,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:10,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:10,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:10,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:10,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:10,118 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 23:50:10,167 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:10,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:10,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:10,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:10,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4877 states to 305 states and 4877 transitions. [2021-11-13 23:50:10,381 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 4877 transitions. [2021-11-13 23:50:10,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:10,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:10,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:10,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:10,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:10,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:10,464 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:10,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:10,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:10,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5077 states to 308 states and 5077 transitions. [2021-11-13 23:50:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 5077 transitions. [2021-11-13 23:50:10,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:10,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:10,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:10,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:10,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:10,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:10,799 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:10,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:11,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:11,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:11,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5281 states to 311 states and 5281 transitions. [2021-11-13 23:50:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 5281 transitions. [2021-11-13 23:50:11,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:11,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:11,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:11,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:11,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:11,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:11,143 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:11,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:11,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:11,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:11,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5484 states to 314 states and 5484 transitions. [2021-11-13 23:50:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 5484 transitions. [2021-11-13 23:50:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:11,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:11,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:11,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:11,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:11,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:11,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:11,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:11,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5686 states to 317 states and 5686 transitions. [2021-11-13 23:50:11,484 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 5686 transitions. [2021-11-13 23:50:11,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:11,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:11,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:11,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:11,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:11,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:11,578 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:11,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:11,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:11,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:11,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5892 states to 320 states and 5892 transitions. [2021-11-13 23:50:11,811 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 5892 transitions. [2021-11-13 23:50:11,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:11,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:11,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:11,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:11,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:11,937 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:11,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:12,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:12,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:12,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:12,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6108 states to 323 states and 6108 transitions. [2021-11-13 23:50:12,171 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 6108 transitions. [2021-11-13 23:50:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:12,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:12,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:12,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:12,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:12,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:12,251 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:12,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:12,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:12,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:12,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6333 states to 326 states and 6333 transitions. [2021-11-13 23:50:12,505 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 6333 transitions. [2021-11-13 23:50:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:12,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:12,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:12,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:12,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:12,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:12,612 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:12,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:12,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:12,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6556 states to 329 states and 6556 transitions. [2021-11-13 23:50:12,846 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 6556 transitions. [2021-11-13 23:50:12,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:12,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:12,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:12,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:12,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:12,929 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:12,930 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 23:50:13,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:13,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:13,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:13,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6783 states to 332 states and 6783 transitions. [2021-11-13 23:50:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 6783 transitions. [2021-11-13 23:50:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:13,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:13,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:13,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:13,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:13,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:13,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:13,280 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:13,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:13,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:13,490 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 23:50:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:13,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7019 states to 335 states and 7019 transitions. [2021-11-13 23:50:13,505 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 7019 transitions. [2021-11-13 23:50:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:13,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:13,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:13,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:13,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:13,584 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:13,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:13,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:13,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:13,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:13,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 338 states and 7254 transitions. [2021-11-13 23:50:13,838 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 7254 transitions. [2021-11-13 23:50:13,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:13,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:13,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:13,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:13,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:13,920 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:13,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:13,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:14,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:14,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7493 states to 341 states and 7493 transitions. [2021-11-13 23:50:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 7493 transitions. [2021-11-13 23:50:14,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:14,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:14,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:14,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:14,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:14,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:14,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:14,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:14,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:14,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7736 states to 344 states and 7736 transitions. [2021-11-13 23:50:14,224 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 7736 transitions. [2021-11-13 23:50:14,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:14,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:14,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:14,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:14,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:14,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:14,278 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 23:50:14,325 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:14,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:14,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:14,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:14,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:14,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7983 states to 347 states and 7983 transitions. [2021-11-13 23:50:14,563 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 7983 transitions. [2021-11-13 23:50:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:14,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:14,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:14,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:14,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:14,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:14,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:14,678 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:14,679 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 23:50:14,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 350 states and 8229 transitions. [2021-11-13 23:50:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 8229 transitions. [2021-11-13 23:50:14,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:14,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:14,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:14,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:15,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:15,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:15,062 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:15,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:15,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:15,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:15,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8479 states to 353 states and 8479 transitions. [2021-11-13 23:50:15,318 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 8479 transitions. [2021-11-13 23:50:15,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:15,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:15,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:15,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:15,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:15,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:15,423 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:15,423 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 23:50:15,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:15,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:15,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8738 states to 356 states and 8738 transitions. [2021-11-13 23:50:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 8738 transitions. [2021-11-13 23:50:15,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:15,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:15,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:15,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:15,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:15,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:15,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:15,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9001 states to 359 states and 9001 transitions. [2021-11-13 23:50:15,786 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 9001 transitions. [2021-11-13 23:50:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:15,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:15,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:15,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:15,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:15,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:15,848 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 20 treesize of output 12 [2021-11-13 23:50:15,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:15,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9263 states to 362 states and 9263 transitions. [2021-11-13 23:50:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 9263 transitions. [2021-11-13 23:50:15,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:15,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:15,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:15,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:15,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:15,908 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 23:50:15,930 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 20 treesize of output 12 [2021-11-13 23:50:15,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:15,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:15,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9529 states to 365 states and 9529 transitions. [2021-11-13 23:50:15,946 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 9529 transitions. [2021-11-13 23:50:15,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:15,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:15,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:15,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:15,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:16,034 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:16,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:16,105 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 23:50:16,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:16,246 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 23:50:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:16,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9799 states to 368 states and 9799 transitions. [2021-11-13 23:50:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 9799 transitions. [2021-11-13 23:50:16,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:16,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:16,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:16,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:16,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:16,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:16,347 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 20 treesize of output 12 [2021-11-13 23:50:16,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:16,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:16,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10073 states to 371 states and 10073 transitions. [2021-11-13 23:50:16,366 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 10073 transitions. [2021-11-13 23:50:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:16,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:16,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:16,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:16,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:16,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:16,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:16,458 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:16,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:16,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:16,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10356 states to 374 states and 10356 transitions. [2021-11-13 23:50:16,702 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 10356 transitions. [2021-11-13 23:50:16,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:16,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:16,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:16,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:16,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:16,811 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:16,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:16,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:17,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:17,016 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 23:50:17,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:17,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10638 states to 377 states and 10638 transitions. [2021-11-13 23:50:17,027 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 10638 transitions. [2021-11-13 23:50:17,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:17,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:17,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:17,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:17,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:17,110 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:17,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:17,234 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 23:50:17,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:17,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:17,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:17,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10924 states to 380 states and 10924 transitions. [2021-11-13 23:50:17,422 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 10924 transitions. [2021-11-13 23:50:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:17,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:17,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:17,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:17,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:17,510 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:17,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:17,584 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 23:50:17,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:17,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11219 states to 383 states and 11219 transitions. [2021-11-13 23:50:17,729 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 11219 transitions. [2021-11-13 23:50:17,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:17,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:17,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:17,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:17,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:17,799 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:17,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:17,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:18,025 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 50 treesize of output 42 [2021-11-13 23:50:18,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11518 states to 386 states and 11518 transitions. [2021-11-13 23:50:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 11518 transitions. [2021-11-13 23:50:18,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:18,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:18,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:18,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:18,135 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:18,136 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 23:50:18,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:18,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11821 states to 389 states and 11821 transitions. [2021-11-13 23:50:18,365 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 11821 transitions. [2021-11-13 23:50:18,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:18,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:18,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:18,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:18,480 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:18,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:18,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:18,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12128 states to 392 states and 12128 transitions. [2021-11-13 23:50:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 12128 transitions. [2021-11-13 23:50:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:18,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:18,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:18,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:18,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:18,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:18,757 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:18,757 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 23:50:18,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:18,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12444 states to 395 states and 12444 transitions. [2021-11-13 23:50:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 12444 transitions. [2021-11-13 23:50:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:18,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:18,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:19,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:19,046 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 23:50:19,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12764 states to 398 states and 12764 transitions. [2021-11-13 23:50:19,065 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 12764 transitions. [2021-11-13 23:50:19,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,118 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 23:50:19,136 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 20 treesize of output 12 [2021-11-13 23:50:19,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13088 states to 401 states and 13088 transitions. [2021-11-13 23:50:19,154 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 13088 transitions. [2021-11-13 23:50:19,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:19,238 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 20 treesize of output 12 [2021-11-13 23:50:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13416 states to 404 states and 13416 transitions. [2021-11-13 23:50:19,263 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 13416 transitions. [2021-11-13 23:50:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:19,351 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:19,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:19,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13749 states to 407 states and 13749 transitions. [2021-11-13 23:50:19,571 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 13749 transitions. [2021-11-13 23:50:19,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:19,705 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:19,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:19,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:19,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:19,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14085 states to 410 states and 14085 transitions. [2021-11-13 23:50:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 14085 transitions. [2021-11-13 23:50:19,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:19,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:19,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:19,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:19,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:19,970 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:19,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:20,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:20,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:20,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:20,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14370 states to 413 states and 14370 transitions. [2021-11-13 23:50:20,161 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 14370 transitions. [2021-11-13 23:50:20,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:20,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:20,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:20,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:20,227 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 20 treesize of output 12 [2021-11-13 23:50:20,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:20,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14667 states to 416 states and 14667 transitions. [2021-11-13 23:50:20,244 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 14667 transitions. [2021-11-13 23:50:20,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:20,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:20,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:20,309 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 23:50:20,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:20,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14968 states to 419 states and 14968 transitions. [2021-11-13 23:50:20,352 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 14968 transitions. [2021-11-13 23:50:20,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:20,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:20,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:20,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:20,456 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:20,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:20,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:20,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:20,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15273 states to 422 states and 15273 transitions. [2021-11-13 23:50:20,720 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 15273 transitions. [2021-11-13 23:50:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:20,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:20,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:20,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:20,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:20,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:20,815 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:20,816 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 23:50:21,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:21,073 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 23:50:21,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15582 states to 425 states and 15582 transitions. [2021-11-13 23:50:21,087 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 15582 transitions. [2021-11-13 23:50:21,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:21,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:21,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:21,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:21,162 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 20 treesize of output 12 [2021-11-13 23:50:21,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15895 states to 428 states and 15895 transitions. [2021-11-13 23:50:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 15895 transitions. [2021-11-13 23:50:21,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:21,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:21,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:21,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:21,247 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 20 treesize of output 12 [2021-11-13 23:50:21,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16212 states to 431 states and 16212 transitions. [2021-11-13 23:50:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 16212 transitions. [2021-11-13 23:50:21,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:21,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:21,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:21,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:21,352 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:21,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:21,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:21,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16533 states to 434 states and 16533 transitions. [2021-11-13 23:50:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 16533 transitions. [2021-11-13 23:50:21,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:21,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:21,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:21,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:21,670 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:21,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:21,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:21,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:21,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:21,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16858 states to 437 states and 16858 transitions. [2021-11-13 23:50:21,845 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 16858 transitions. [2021-11-13 23:50:21,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:21,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:21,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:21,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:21,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:21,928 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:21,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:21,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:22,131 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 50 treesize of output 42 [2021-11-13 23:50:22,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:22,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17187 states to 440 states and 17187 transitions. [2021-11-13 23:50:22,150 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 17187 transitions. [2021-11-13 23:50:22,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:22,272 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:22,272 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 23:50:22,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:22,474 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 23:50:22,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17520 states to 443 states and 17520 transitions. [2021-11-13 23:50:22,494 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 17520 transitions. [2021-11-13 23:50:22,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:22,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:22,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:22,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17857 states to 446 states and 17857 transitions. [2021-11-13 23:50:22,595 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 17857 transitions. [2021-11-13 23:50:22,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,679 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:22,679 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 23:50:22,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:22,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:22,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18239 states to 449 states and 18239 transitions. [2021-11-13 23:50:22,902 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 18239 transitions. [2021-11-13 23:50:22,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:22,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:22,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:22,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:22,953 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 20 treesize of output 12 [2021-11-13 23:50:22,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:22,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:22,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18625 states to 452 states and 18625 transitions. [2021-11-13 23:50:22,968 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 18625 transitions. [2021-11-13 23:50:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:22,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:22,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:23,053 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:23,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:23,234 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 50 treesize of output 42 [2021-11-13 23:50:23,238 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 23:50:23,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19015 states to 455 states and 19015 transitions. [2021-11-13 23:50:23,254 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 19015 transitions. [2021-11-13 23:50:23,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,362 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:23,362 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 23:50:23,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:23,563 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 50 treesize of output 42 [2021-11-13 23:50:23,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19415 states to 458 states and 19415 transitions. [2021-11-13 23:50:23,580 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 19415 transitions. [2021-11-13 23:50:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,658 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:23,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:23,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:23,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:23,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19819 states to 461 states and 19819 transitions. [2021-11-13 23:50:23,879 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 19819 transitions. [2021-11-13 23:50:23,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:23,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:23,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:23,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:23,951 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 20 treesize of output 12 [2021-11-13 23:50:23,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:23,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:23,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20221 states to 464 states and 20221 transitions. [2021-11-13 23:50:23,982 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 20221 transitions. [2021-11-13 23:50:23,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:23,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:23,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,068 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:24,068 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 23:50:24,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:24,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20633 states to 467 states and 20633 transitions. [2021-11-13 23:50:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 20633 transitions. [2021-11-13 23:50:24,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:24,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:24,321 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:24,322 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 23:50:24,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:24,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21002 states to 470 states and 21002 transitions. [2021-11-13 23:50:24,525 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 21002 transitions. [2021-11-13 23:50:24,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:24,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,602 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:24,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:24,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:24,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:24,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21375 states to 473 states and 21375 transitions. [2021-11-13 23:50:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 21375 transitions. [2021-11-13 23:50:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:24,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:24,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:24,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:24,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21793 states to 476 states and 21793 transitions. [2021-11-13 23:50:24,923 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 21793 transitions. [2021-11-13 23:50:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:24,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:24,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:24,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:24,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:24,998 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:24,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:25,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:25,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:25,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22215 states to 479 states and 22215 transitions. [2021-11-13 23:50:25,233 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 22215 transitions. [2021-11-13 23:50:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:25,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:25,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:25,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:25,300 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:25,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:25,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:25,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:25,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22600 states to 482 states and 22600 transitions. [2021-11-13 23:50:25,472 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 22600 transitions. [2021-11-13 23:50:25,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:25,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:25,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:25,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:25,544 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:25,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:25,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:25,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:25,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:25,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:25,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22936 states to 485 states and 22936 transitions. [2021-11-13 23:50:25,770 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 22936 transitions. [2021-11-13 23:50:25,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:25,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:25,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:25,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:25,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:25,855 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:25,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:25,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:26,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23369 states to 488 states and 23369 transitions. [2021-11-13 23:50:26,044 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 23369 transitions. [2021-11-13 23:50:26,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:26,127 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 20 treesize of output 12 [2021-11-13 23:50:26,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23787 states to 491 states and 23787 transitions. [2021-11-13 23:50:26,148 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 23787 transitions. [2021-11-13 23:50:26,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:26,231 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:26,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:26,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:26,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24215 states to 494 states and 24215 transitions. [2021-11-13 23:50:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 24215 transitions. [2021-11-13 23:50:26,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:26,503 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:26,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:26,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:26,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24647 states to 497 states and 24647 transitions. [2021-11-13 23:50:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 24647 transitions. [2021-11-13 23:50:26,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:26,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:26,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:26,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:26,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:26,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:26,875 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:26,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:27,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25025 states to 500 states and 25025 transitions. [2021-11-13 23:50:27,115 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 25025 transitions. [2021-11-13 23:50:27,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,212 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:27,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:27,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:27,371 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 50 treesize of output 42 [2021-11-13 23:50:27,381 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 23:50:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25465 states to 503 states and 25465 transitions. [2021-11-13 23:50:27,401 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 25465 transitions. [2021-11-13 23:50:27,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,488 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:27,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:27,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:27,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25876 states to 506 states and 25876 transitions. [2021-11-13 23:50:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 25876 transitions. [2021-11-13 23:50:27,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:27,736 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 20 treesize of output 12 [2021-11-13 23:50:27,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:27,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:27,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26336 states to 509 states and 26336 transitions. [2021-11-13 23:50:27,761 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 26336 transitions. [2021-11-13 23:50:27,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:27,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:27,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:27,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:27,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:27,836 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:27,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:27,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:28,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:28,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26800 states to 512 states and 26800 transitions. [2021-11-13 23:50:28,062 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 26800 transitions. [2021-11-13 23:50:28,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,163 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:28,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:28,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:28,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:28,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27162 states to 515 states and 27162 transitions. [2021-11-13 23:50:28,373 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 27162 transitions. [2021-11-13 23:50:28,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:28,424 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 20 treesize of output 12 [2021-11-13 23:50:28,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27588 states to 518 states and 27588 transitions. [2021-11-13 23:50:28,445 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 27588 transitions. [2021-11-13 23:50:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:28,526 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:28,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:28,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:28,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28071 states to 521 states and 28071 transitions. [2021-11-13 23:50:28,731 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 28071 transitions. [2021-11-13 23:50:28,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:28,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:28,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28551 states to 524 states and 28551 transitions. [2021-11-13 23:50:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 28551 transitions. [2021-11-13 23:50:28,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:28,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:28,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:28,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:28,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:28,891 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:28,891 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 23:50:28,958 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 23:50:29,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:29,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29034 states to 527 states and 29034 transitions. [2021-11-13 23:50:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 29034 transitions. [2021-11-13 23:50:29,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,182 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:29,182 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 23:50:29,257 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 23:50:29,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:29,393 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 23:50:29,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29521 states to 530 states and 29521 transitions. [2021-11-13 23:50:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 29521 transitions. [2021-11-13 23:50:29,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:29,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:29,483 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 23:50:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29967 states to 533 states and 29967 transitions. [2021-11-13 23:50:29,507 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 29967 transitions. [2021-11-13 23:50:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:29,608 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:29,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:29,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:29,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:29,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30417 states to 536 states and 30417 transitions. [2021-11-13 23:50:29,866 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 30417 transitions. [2021-11-13 23:50:29,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:29,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:29,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:29,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:29,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:29,959 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:29,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:30,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:30,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:30,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30871 states to 539 states and 30871 transitions. [2021-11-13 23:50:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 30871 transitions. [2021-11-13 23:50:30,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:30,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:30,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:30,191 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:30,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:30,229 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:30,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:30,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:30,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31357 states to 542 states and 31357 transitions. [2021-11-13 23:50:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 31357 transitions. [2021-11-13 23:50:30,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:30,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:30,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:30,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:30,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:30,582 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:30,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:30,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:30,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31749 states to 545 states and 31749 transitions. [2021-11-13 23:50:30,832 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 31749 transitions. [2021-11-13 23:50:30,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:30,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:30,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:30,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:30,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:30,920 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:30,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:30,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:31,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32266 states to 548 states and 32266 transitions. [2021-11-13 23:50:31,133 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 32266 transitions. [2021-11-13 23:50:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,206 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:31,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:31,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:31,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32789 states to 551 states and 32789 transitions. [2021-11-13 23:50:31,388 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 32789 transitions. [2021-11-13 23:50:31,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:31,462 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 20 treesize of output 12 [2021-11-13 23:50:31,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33316 states to 554 states and 33316 transitions. [2021-11-13 23:50:31,498 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 33316 transitions. [2021-11-13 23:50:31,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,550 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 23:50:31,575 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 20 treesize of output 12 [2021-11-13 23:50:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33847 states to 557 states and 33847 transitions. [2021-11-13 23:50:31,622 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 33847 transitions. [2021-11-13 23:50:31,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:31,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:31,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34356 states to 560 states and 34356 transitions. [2021-11-13 23:50:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 34356 transitions. [2021-11-13 23:50:31,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:31,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:31,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:31,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:31,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:31,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:31,809 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:31,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:31,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:31,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:31,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:31,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:31,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34869 states to 563 states and 34869 transitions. [2021-11-13 23:50:31,995 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 34869 transitions. [2021-11-13 23:50:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:32,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:32,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:32,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35386 states to 566 states and 35386 transitions. [2021-11-13 23:50:32,110 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 35386 transitions. [2021-11-13 23:50:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:32,190 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:32,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:32,257 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 23:50:32,373 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 50 treesize of output 42 [2021-11-13 23:50:32,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35907 states to 569 states and 35907 transitions. [2021-11-13 23:50:32,416 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 35907 transitions. [2021-11-13 23:50:32,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:32,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:32,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:32,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36432 states to 572 states and 36432 transitions. [2021-11-13 23:50:32,521 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 36432 transitions. [2021-11-13 23:50:32,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,565 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:32,609 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:32,610 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 23:50:32,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:32,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:32,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:32,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:32,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36954 states to 575 states and 36954 transitions. [2021-11-13 23:50:32,917 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 36954 transitions. [2021-11-13 23:50:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:32,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:32,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:32,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:32,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:32,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:33,014 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:33,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:33,228 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 50 treesize of output 42 [2021-11-13 23:50:33,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:33,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:33,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37504 states to 578 states and 37504 transitions. [2021-11-13 23:50:33,276 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 37504 transitions. [2021-11-13 23:50:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:33,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:33,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:33,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:33,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:33,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:33,380 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:33,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:33,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:33,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:33,634 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 23:50:33,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:33,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38058 states to 581 states and 38058 transitions. [2021-11-13 23:50:33,686 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 38058 transitions. [2021-11-13 23:50:33,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:33,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:33,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:33,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:33,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:33,767 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:33,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:33,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:33,967 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 50 treesize of output 42 [2021-11-13 23:50:33,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:33,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38616 states to 584 states and 38616 transitions. [2021-11-13 23:50:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 38616 transitions. [2021-11-13 23:50:34,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:34,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39128 states to 587 states and 39128 transitions. [2021-11-13 23:50:34,097 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 39128 transitions. [2021-11-13 23:50:34,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,192 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:34,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:34,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:34,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:34,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39644 states to 590 states and 39644 transitions. [2021-11-13 23:50:34,413 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 39644 transitions. [2021-11-13 23:50:34,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:34,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40223 states to 593 states and 40223 transitions. [2021-11-13 23:50:34,537 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 40223 transitions. [2021-11-13 23:50:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,584 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 23:50:34,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:34,607 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 23:50:34,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40799 states to 596 states and 40799 transitions. [2021-11-13 23:50:34,640 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 40799 transitions. [2021-11-13 23:50:34,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:34,746 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:34,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:34,808 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 23:50:34,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:34,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:34,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:34,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41377 states to 599 states and 41377 transitions. [2021-11-13 23:50:34,963 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 41377 transitions. [2021-11-13 23:50:34,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:34,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:34,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:34,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:34,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:35,031 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:35,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:35,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:35,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:35,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:35,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:35,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41959 states to 602 states and 41959 transitions. [2021-11-13 23:50:35,257 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 41959 transitions. [2021-11-13 23:50:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:35,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:35,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:35,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:35,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:35,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:35,325 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 20 treesize of output 12 [2021-11-13 23:50:35,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:35,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:35,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42545 states to 605 states and 42545 transitions. [2021-11-13 23:50:35,371 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 42545 transitions. [2021-11-13 23:50:35,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:35,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:35,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:35,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:35,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:35,449 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:35,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:35,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:35,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:35,634 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 23:50:35,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:35,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43142 states to 608 states and 43142 transitions. [2021-11-13 23:50:35,667 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 43142 transitions. [2021-11-13 23:50:35,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:35,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:35,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:35,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:35,710 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:35,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:35,755 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:35,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:35,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:35,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43736 states to 611 states and 43736 transitions. [2021-11-13 23:50:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 43736 transitions. [2021-11-13 23:50:36,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:36,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:36,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:36,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:36,109 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:36,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:36,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44334 states to 614 states and 44334 transitions. [2021-11-13 23:50:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 44334 transitions. [2021-11-13 23:50:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:36,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:36,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:36,495 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:36,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:36,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:36,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:36,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:36,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44910 states to 617 states and 44910 transitions. [2021-11-13 23:50:36,687 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 44910 transitions. [2021-11-13 23:50:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:36,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:36,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:36,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:36,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:36,777 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:36,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:36,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:36,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:37,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45518 states to 620 states and 45518 transitions. [2021-11-13 23:50:37,048 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 45518 transitions. [2021-11-13 23:50:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,132 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:37,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:37,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:37,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:37,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:37,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46130 states to 623 states and 46130 transitions. [2021-11-13 23:50:37,339 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 46130 transitions. [2021-11-13 23:50:37,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,384 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 23:50:37,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:37,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:37,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46744 states to 626 states and 46744 transitions. [2021-11-13 23:50:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 46744 transitions. [2021-11-13 23:50:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:37,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:37,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47362 states to 629 states and 47362 transitions. [2021-11-13 23:50:37,601 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 47362 transitions. [2021-11-13 23:50:37,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,695 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:37,695 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 23:50:37,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:37,872 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 50 treesize of output 42 [2021-11-13 23:50:37,876 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 23:50:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:37,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47984 states to 632 states and 47984 transitions. [2021-11-13 23:50:37,925 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 47984 transitions. [2021-11-13 23:50:37,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:37,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:37,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:37,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:37,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:37,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:38,011 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:38,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:38,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:38,220 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 23:50:38,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:38,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48612 states to 635 states and 48612 transitions. [2021-11-13 23:50:38,281 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 48612 transitions. [2021-11-13 23:50:38,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:38,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:38,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:38,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:38,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:38,374 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:38,374 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 23:50:38,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:38,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:38,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:38,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:38,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49242 states to 638 states and 49242 transitions. [2021-11-13 23:50:38,587 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 49242 transitions. [2021-11-13 23:50:38,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:38,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:38,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:38,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:38,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:38,670 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:38,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:38,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:38,864 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 50 treesize of output 42 [2021-11-13 23:50:38,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:38,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:38,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49876 states to 641 states and 49876 transitions. [2021-11-13 23:50:38,903 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 49876 transitions. [2021-11-13 23:50:38,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:38,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:38,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:38,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:38,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:38,952 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 23:50:38,986 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:38,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:39,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:39,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50514 states to 644 states and 50514 transitions. [2021-11-13 23:50:39,272 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 50514 transitions. [2021-11-13 23:50:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:39,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:39,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:39,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:39,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:39,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:39,394 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:39,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:39,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:39,634 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 23:50:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:39,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51165 states to 647 states and 51165 transitions. [2021-11-13 23:50:39,686 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 51165 transitions. [2021-11-13 23:50:39,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:39,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:39,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:39,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:39,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:39,774 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:39,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:39,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,003 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 50 treesize of output 42 [2021-11-13 23:50:40,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51794 states to 650 states and 51794 transitions. [2021-11-13 23:50:40,048 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 51794 transitions. [2021-11-13 23:50:40,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:40,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52453 states to 653 states and 52453 transitions. [2021-11-13 23:50:40,184 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 52453 transitions. [2021-11-13 23:50:40,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,276 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:40,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:40,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:40,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53090 states to 656 states and 53090 transitions. [2021-11-13 23:50:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 53090 transitions. [2021-11-13 23:50:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,594 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:40,595 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 23:50:40,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,757 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 50 treesize of output 42 [2021-11-13 23:50:40,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53757 states to 659 states and 53757 transitions. [2021-11-13 23:50:40,794 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 53757 transitions. [2021-11-13 23:50:40,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:40,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:40,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54402 states to 662 states and 54402 transitions. [2021-11-13 23:50:40,922 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 54402 transitions. [2021-11-13 23:50:40,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:40,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:40,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:40,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:40,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:40,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:40,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55079 states to 665 states and 55079 transitions. [2021-11-13 23:50:41,049 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 55079 transitions. [2021-11-13 23:50:41,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:41,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:41,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:41,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:41,160 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:41,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:41,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:41,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55760 states to 668 states and 55760 transitions. [2021-11-13 23:50:41,433 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 55760 transitions. [2021-11-13 23:50:41,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:41,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:41,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:41,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:41,539 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:41,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:41,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:41,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56417 states to 671 states and 56417 transitions. [2021-11-13 23:50:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 56417 transitions. [2021-11-13 23:50:41,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:41,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:41,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:41,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:41,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:41,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:41,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:41,878 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:41,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:42,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:42,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57104 states to 674 states and 57104 transitions. [2021-11-13 23:50:42,091 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 57104 transitions. [2021-11-13 23:50:42,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:42,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:42,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57786 states to 677 states and 57786 transitions. [2021-11-13 23:50:42,207 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 57786 transitions. [2021-11-13 23:50:42,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:42,323 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:42,323 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 23:50:42,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:42,531 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 23:50:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58415 states to 680 states and 58415 transitions. [2021-11-13 23:50:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 58415 transitions. [2021-11-13 23:50:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,649 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:42,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:42,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:42,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:42,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:42,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:42,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59114 states to 683 states and 59114 transitions. [2021-11-13 23:50:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 59114 transitions. [2021-11-13 23:50:42,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:42,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:42,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:42,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:42,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:42,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:42,993 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:42,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:43,081 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 23:50:43,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:43,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59817 states to 686 states and 59817 transitions. [2021-11-13 23:50:43,269 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 59817 transitions. [2021-11-13 23:50:43,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:43,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:43,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:43,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:43,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:43,368 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:43,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:43,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:43,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60524 states to 689 states and 60524 transitions. [2021-11-13 23:50:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 60524 transitions. [2021-11-13 23:50:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:43,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:43,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:43,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:43,749 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:43,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:43,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:43,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:43,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:43,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61235 states to 692 states and 61235 transitions. [2021-11-13 23:50:43,986 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 61235 transitions. [2021-11-13 23:50:43,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:43,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:43,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:44,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:44,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:44,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:44,077 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:44,077 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 23:50:44,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:44,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:44,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:44,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61839 states to 695 states and 61839 transitions. [2021-11-13 23:50:44,313 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 61839 transitions. [2021-11-13 23:50:44,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:44,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:44,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:44,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:44,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:44,394 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:44,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:44,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:44,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:44,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:44,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62531 states to 698 states and 62531 transitions. [2021-11-13 23:50:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 62531 transitions. [2021-11-13 23:50:44,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:44,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:44,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:44,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:44,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:44,699 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:44,699 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 23:50:44,776 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 23:50:44,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:44,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:44,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63252 states to 701 states and 63252 transitions. [2021-11-13 23:50:44,965 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 63252 transitions. [2021-11-13 23:50:44,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:44,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:44,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:45,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:45,053 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:45,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:45,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:45,206 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 23:50:45,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63969 states to 704 states and 63969 transitions. [2021-11-13 23:50:45,247 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 63969 transitions. [2021-11-13 23:50:45,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:45,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:45,332 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:45,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:45,512 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 50 treesize of output 42 [2021-11-13 23:50:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:45,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64690 states to 707 states and 64690 transitions. [2021-11-13 23:50:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 64690 transitions. [2021-11-13 23:50:45,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:45,629 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:45,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:45,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:45,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:45,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:45,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:45,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65415 states to 710 states and 65415 transitions. [2021-11-13 23:50:45,903 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 65415 transitions. [2021-11-13 23:50:45,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:45,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:45,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:45,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:45,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:45,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,005 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:46,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:46,079 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 23:50:46,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:46,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:46,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:46,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66144 states to 713 states and 66144 transitions. [2021-11-13 23:50:46,234 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 66144 transitions. [2021-11-13 23:50:46,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:46,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:46,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:46,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:46,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:46,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,304 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:46,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:46,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:46,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:46,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:46,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:46,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66877 states to 716 states and 66877 transitions. [2021-11-13 23:50:46,555 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 66877 transitions. [2021-11-13 23:50:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:46,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:46,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:46,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:46,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,604 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 23:50:46,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:46,631 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 23:50:46,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:46,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67614 states to 719 states and 67614 transitions. [2021-11-13 23:50:46,679 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 67614 transitions. [2021-11-13 23:50:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:46,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:46,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:46,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:46,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:46,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:46,778 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:46,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:46,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:46,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:47,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68355 states to 722 states and 68355 transitions. [2021-11-13 23:50:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 68355 transitions. [2021-11-13 23:50:47,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:47,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:47,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:47,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:47,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:47,118 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 23:50:47,173 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:47,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:47,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:47,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:47,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69100 states to 725 states and 69100 transitions. [2021-11-13 23:50:47,426 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 69100 transitions. [2021-11-13 23:50:47,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:47,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:47,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:47,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:47,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:47,504 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:47,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:47,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:47,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:47,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:47,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69857 states to 728 states and 69857 transitions. [2021-11-13 23:50:47,739 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 69857 transitions. [2021-11-13 23:50:47,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:47,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:47,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:47,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:47,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:47,837 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:47,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:47,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,031 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 50 treesize of output 42 [2021-11-13 23:50:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70618 states to 731 states and 70618 transitions. [2021-11-13 23:50:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 70618 transitions. [2021-11-13 23:50:48,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:48,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71383 states to 734 states and 71383 transitions. [2021-11-13 23:50:48,213 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 71383 transitions. [2021-11-13 23:50:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:48,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:48,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:48,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:48,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72125 states to 737 states and 72125 transitions. [2021-11-13 23:50:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 72125 transitions. [2021-11-13 23:50:48,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,664 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:48,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:48,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:48,842 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 23:50:48,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:48,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72890 states to 740 states and 72890 transitions. [2021-11-13 23:50:48,892 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 72890 transitions. [2021-11-13 23:50:48,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:48,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:48,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:48,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:48,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:48,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:48,985 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:48,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:49,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:49,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73659 states to 743 states and 73659 transitions. [2021-11-13 23:50:49,239 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 73659 transitions. [2021-11-13 23:50:49,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:49,316 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:49,316 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 23:50:49,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:49,517 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 23:50:49,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74432 states to 746 states and 74432 transitions. [2021-11-13 23:50:49,576 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 74432 transitions. [2021-11-13 23:50:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:49,670 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 20 treesize of output 12 [2021-11-13 23:50:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75150 states to 749 states and 75150 transitions. [2021-11-13 23:50:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 75150 transitions. [2021-11-13 23:50:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:49,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:49,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:49,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:49,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:49,843 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:49,843 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 23:50:49,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:50,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75872 states to 752 states and 75872 transitions. [2021-11-13 23:50:50,103 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 75872 transitions. [2021-11-13 23:50:50,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,199 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:50,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:50,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:50,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:50,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76598 states to 755 states and 76598 transitions. [2021-11-13 23:50:50,428 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 76598 transitions. [2021-11-13 23:50:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:50,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:50,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77202 states to 758 states and 77202 transitions. [2021-11-13 23:50:50,543 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 77202 transitions. [2021-11-13 23:50:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:50,611 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 20 treesize of output 12 [2021-11-13 23:50:50,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77810 states to 761 states and 77810 transitions. [2021-11-13 23:50:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 77810 transitions. [2021-11-13 23:50:50,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:50,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:50,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:50,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:50,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:50,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:50,773 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:50,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:50,854 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 23:50:50,952 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 50 treesize of output 42 [2021-11-13 23:50:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:50,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:51,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78575 states to 764 states and 78575 transitions. [2021-11-13 23:50:51,012 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 78575 transitions. [2021-11-13 23:50:51,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:51,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:51,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:51,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:51,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:51,107 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:51,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:51,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:51,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:51,308 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 23:50:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:51,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79382 states to 767 states and 79382 transitions. [2021-11-13 23:50:51,407 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 79382 transitions. [2021-11-13 23:50:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:51,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:51,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:51,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:51,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:51,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:51,512 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:51,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:51,705 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 50 treesize of output 42 [2021-11-13 23:50:51,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:51,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:51,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80185 states to 770 states and 80185 transitions. [2021-11-13 23:50:51,779 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 80185 transitions. [2021-11-13 23:50:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:51,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:51,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:51,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:51,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:51,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:51,859 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:51,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:52,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80962 states to 773 states and 80962 transitions. [2021-11-13 23:50:52,121 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 80962 transitions. [2021-11-13 23:50:52,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:52,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,215 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:52,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:52,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:52,411 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 50 treesize of output 42 [2021-11-13 23:50:52,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81773 states to 776 states and 81773 transitions. [2021-11-13 23:50:52,471 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 81773 transitions. [2021-11-13 23:50:52,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:52,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,553 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:52,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:52,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:52,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:52,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82558 states to 779 states and 82558 transitions. [2021-11-13 23:50:52,787 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 82558 transitions. [2021-11-13 23:50:52,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:52,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:52,851 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 20 treesize of output 12 [2021-11-13 23:50:52,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:52,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83315 states to 782 states and 83315 transitions. [2021-11-13 23:50:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 83315 transitions. [2021-11-13 23:50:52,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:52,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:52,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:52,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:52,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:52,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:52,988 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:52,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:53,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:53,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84138 states to 785 states and 84138 transitions. [2021-11-13 23:50:53,224 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 84138 transitions. [2021-11-13 23:50:53,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:53,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:53,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:53,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:53,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:53,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:53,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:53,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84903 states to 788 states and 84903 transitions. [2021-11-13 23:50:53,366 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 84903 transitions. [2021-11-13 23:50:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:53,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:53,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:53,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:53,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:53,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:53,441 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:53,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:53,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85744 states to 791 states and 85744 transitions. [2021-11-13 23:50:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 85744 transitions. [2021-11-13 23:50:53,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:53,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:53,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:53,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:53,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:53,766 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:53,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:53,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:53,934 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 50 treesize of output 42 [2021-11-13 23:50:53,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:53,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:53,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86579 states to 794 states and 86579 transitions. [2021-11-13 23:50:53,995 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 86579 transitions. [2021-11-13 23:50:54,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,067 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:54,068 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 23:50:54,133 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 23:50:54,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:54,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87418 states to 797 states and 87418 transitions. [2021-11-13 23:50:54,309 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 87418 transitions. [2021-11-13 23:50:54,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:54,400 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:54,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:54,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88269 states to 800 states and 88269 transitions. [2021-11-13 23:50:54,638 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 88269 transitions. [2021-11-13 23:50:54,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:54,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:54,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:54,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:54,714 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:54,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:54,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:54,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:54,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:54,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89124 states to 803 states and 89124 transitions. [2021-11-13 23:50:54,979 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 89124 transitions. [2021-11-13 23:50:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:54,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:54,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,071 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:55,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:55,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:55,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:55,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89983 states to 806 states and 89983 transitions. [2021-11-13 23:50:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 89983 transitions. [2021-11-13 23:50:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:55,342 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 20 treesize of output 12 [2021-11-13 23:50:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90846 states to 809 states and 90846 transitions. [2021-11-13 23:50:55,406 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 90846 transitions. [2021-11-13 23:50:55,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,490 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:55,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:55,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:55,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:55,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:55,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:55,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91705 states to 812 states and 91705 transitions. [2021-11-13 23:50:55,752 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 91705 transitions. [2021-11-13 23:50:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:55,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:55,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:55,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:55,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:55,793 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 23:50:55,828 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:55,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:55,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92536 states to 815 states and 92536 transitions. [2021-11-13 23:50:56,056 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 92536 transitions. [2021-11-13 23:50:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:56,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:56,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:56,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:56,145 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:56,146 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 23:50:56,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:56,345 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 23:50:56,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93371 states to 818 states and 93371 transitions. [2021-11-13 23:50:56,406 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 93371 transitions. [2021-11-13 23:50:56,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:56,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:56,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:56,478 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:56,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:56,537 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 23:50:56,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:56,634 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 23:50:56,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:56,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94210 states to 821 states and 94210 transitions. [2021-11-13 23:50:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 94210 transitions. [2021-11-13 23:50:56,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:56,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:56,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:56,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:56,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:56,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:56,796 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:56,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:56,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:56,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:56,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:57,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95020 states to 824 states and 95020 transitions. [2021-11-13 23:50:57,030 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 95020 transitions. [2021-11-13 23:50:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:57,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:57,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:57,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:57,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:57,083 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 23:50:57,118 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:57,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:57,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:57,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:57,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95866 states to 827 states and 95866 transitions. [2021-11-13 23:50:57,382 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 95866 transitions. [2021-11-13 23:50:57,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:57,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:57,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:57,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:57,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:57,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:57,469 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:57,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:57,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:57,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:57,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:57,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96749 states to 830 states and 96749 transitions. [2021-11-13 23:50:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 96749 transitions. [2021-11-13 23:50:57,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:57,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:57,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:57,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:57,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:57,937 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:57,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:58,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:58,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:58,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:58,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97636 states to 833 states and 97636 transitions. [2021-11-13 23:50:58,194 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 97636 transitions. [2021-11-13 23:50:58,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:58,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:58,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:58,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:58,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:58,268 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:58,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:58,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:58,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:58,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:58,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98535 states to 836 states and 98535 transitions. [2021-11-13 23:50:58,507 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 98535 transitions. [2021-11-13 23:50:58,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:58,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:58,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:58,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:58,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:58,597 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:58,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:58,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:58,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:58,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:58,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99438 states to 839 states and 99438 transitions. [2021-11-13 23:50:58,841 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 99438 transitions. [2021-11-13 23:50:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:58,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:58,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:58,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:50:58,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:58,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:58,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:50:58,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:58,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:58,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100312 states to 842 states and 100312 transitions. [2021-11-13 23:50:58,969 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 100312 transitions. [2021-11-13 23:50:58,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:58,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:58,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:59,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:59,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:59,057 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:59,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:59,133 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 23:50:59,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:59,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:59,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101223 states to 845 states and 101223 transitions. [2021-11-13 23:50:59,340 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 101223 transitions. [2021-11-13 23:50:59,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:59,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:59,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:59,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:59,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:59,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:59,413 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:59,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:50:59,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:50:59,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:50:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:50:59,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:50:59,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102140 states to 848 states and 102140 transitions. [2021-11-13 23:50:59,752 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 102140 transitions. [2021-11-13 23:50:59,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:50:59,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:50:59,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:50:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:50:59,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:50:59,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:50:59,816 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 23:50:59,860 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:50:59,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:00,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:00,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:00,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:00,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103059 states to 851 states and 103059 transitions. [2021-11-13 23:51:00,164 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 103059 transitions. [2021-11-13 23:51:00,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:00,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:00,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:00,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:00,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:00,258 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:00,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:00,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:00,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:00,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:00,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:00,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103974 states to 854 states and 103974 transitions. [2021-11-13 23:51:00,532 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 103974 transitions. [2021-11-13 23:51:00,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:00,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:00,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:00,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:00,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:00,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:00,619 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:00,619 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 23:51:00,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:00,789 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 23:51:00,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104826 states to 857 states and 104826 transitions. [2021-11-13 23:51:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 857 states and 104826 transitions. [2021-11-13 23:51:00,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:00,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:00,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:00,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:00,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:00,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:00,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:01,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:01,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105723 states to 860 states and 105723 transitions. [2021-11-13 23:51:01,143 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 105723 transitions. [2021-11-13 23:51:01,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,230 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:01,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:01,305 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 23:51:01,397 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 50 treesize of output 42 [2021-11-13 23:51:01,400 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 23:51:01,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106650 states to 863 states and 106650 transitions. [2021-11-13 23:51:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 106650 transitions. [2021-11-13 23:51:01,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,575 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:01,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:01,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:01,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:01,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:01,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107581 states to 866 states and 107581 transitions. [2021-11-13 23:51:01,815 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 107581 transitions. [2021-11-13 23:51:01,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:01,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:01,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:01,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:01,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:01,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:01,889 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:01,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:01,950 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 23:51:02,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:02,059 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 23:51:02,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108528 states to 869 states and 108528 transitions. [2021-11-13 23:51:02,146 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 108528 transitions. [2021-11-13 23:51:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,232 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:02,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:02,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:02,401 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 50 treesize of output 42 [2021-11-13 23:51:02,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:02,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109467 states to 872 states and 109467 transitions. [2021-11-13 23:51:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 109467 transitions. [2021-11-13 23:51:02,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:02,578 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:02,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:02,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:02,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:02,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:02,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110420 states to 875 states and 110420 transitions. [2021-11-13 23:51:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 110420 transitions. [2021-11-13 23:51:02,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:02,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:02,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:02,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:02,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:02,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:02,947 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:02,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:03,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:03,106 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 23:51:03,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:03,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111377 states to 878 states and 111377 transitions. [2021-11-13 23:51:03,182 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 111377 transitions. [2021-11-13 23:51:03,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:03,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:03,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:03,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:03,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:03,233 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 23:51:03,275 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:03,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:03,465 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 50 treesize of output 42 [2021-11-13 23:51:03,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:03,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:03,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112336 states to 881 states and 112336 transitions. [2021-11-13 23:51:03,547 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 112336 transitions. [2021-11-13 23:51:03,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:03,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:03,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:03,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:03,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:03,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:03,626 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:03,626 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 23:51:03,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:03,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:03,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:03,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113299 states to 884 states and 113299 transitions. [2021-11-13 23:51:03,890 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 113299 transitions. [2021-11-13 23:51:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:03,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:03,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:03,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:03,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:03,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:03,987 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:03,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:04,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:04,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:04,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114268 states to 887 states and 114268 transitions. [2021-11-13 23:51:04,271 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 114268 transitions. [2021-11-13 23:51:04,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:04,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:04,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:04,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:04,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:04,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:04,349 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:04,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:04,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:04,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:04,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:04,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115241 states to 890 states and 115241 transitions. [2021-11-13 23:51:04,606 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 115241 transitions. [2021-11-13 23:51:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:04,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:04,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:04,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:04,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:04,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:04,657 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 23:51:04,696 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:04,696 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 23:51:04,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:04,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:04,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116210 states to 893 states and 116210 transitions. [2021-11-13 23:51:04,934 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 116210 transitions. [2021-11-13 23:51:04,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:04,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:04,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:04,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:04,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:04,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,010 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:05,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:05,079 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 23:51:05,195 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 50 treesize of output 42 [2021-11-13 23:51:05,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:05,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:05,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117183 states to 896 states and 117183 transitions. [2021-11-13 23:51:05,288 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 117183 transitions. [2021-11-13 23:51:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:05,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:05,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:05,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:05,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:05,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:05,379 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:05,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:05,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:05,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:05,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:05,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118160 states to 899 states and 118160 transitions. [2021-11-13 23:51:05,635 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 118160 transitions. [2021-11-13 23:51:05,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:05,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:05,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:05,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:05,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:05,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:05,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119141 states to 902 states and 119141 transitions. [2021-11-13 23:51:05,822 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 119141 transitions. [2021-11-13 23:51:05,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:05,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:05,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:05,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:05,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:05,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:05,908 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:05,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:06,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:06,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:06,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120056 states to 905 states and 120056 transitions. [2021-11-13 23:51:06,141 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 120056 transitions. [2021-11-13 23:51:06,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:06,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:06,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:06,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:06,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:06,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:06,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:06,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:06,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120975 states to 908 states and 120975 transitions. [2021-11-13 23:51:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 120975 transitions. [2021-11-13 23:51:06,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:06,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:06,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:06,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:06,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:06,413 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:06,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:06,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:06,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:06,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:06,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121898 states to 911 states and 121898 transitions. [2021-11-13 23:51:06,659 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 121898 transitions. [2021-11-13 23:51:06,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:06,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:06,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:06,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:06,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:06,734 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:06,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:06,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:06,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:06,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:07,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122825 states to 914 states and 122825 transitions. [2021-11-13 23:51:07,014 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 122825 transitions. [2021-11-13 23:51:07,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:07,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:07,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:07,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:07,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:07,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:07,084 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 20 treesize of output 12 [2021-11-13 23:51:07,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:07,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:07,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123756 states to 917 states and 123756 transitions. [2021-11-13 23:51:07,195 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 123756 transitions. [2021-11-13 23:51:07,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:07,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:07,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:07,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:07,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:07,303 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:07,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:07,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:07,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:07,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:07,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:07,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124691 states to 920 states and 124691 transitions. [2021-11-13 23:51:07,594 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 124691 transitions. [2021-11-13 23:51:07,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:07,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:07,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:07,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:07,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:07,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:07,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:07,668 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 20 treesize of output 12 [2021-11-13 23:51:07,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:07,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:07,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125630 states to 923 states and 125630 transitions. [2021-11-13 23:51:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 125630 transitions. [2021-11-13 23:51:07,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:07,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:07,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:07,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:07,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:07,852 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:07,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:07,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:08,008 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 50 treesize of output 42 [2021-11-13 23:51:08,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126573 states to 926 states and 126573 transitions. [2021-11-13 23:51:08,109 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 126573 transitions. [2021-11-13 23:51:08,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:08,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:08,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:08,207 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:08,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:08,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127520 states to 929 states and 127520 transitions. [2021-11-13 23:51:08,471 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 127520 transitions. [2021-11-13 23:51:08,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:08,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:08,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:08,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128471 states to 932 states and 128471 transitions. [2021-11-13 23:51:08,621 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 128471 transitions. [2021-11-13 23:51:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:08,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:08,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:08,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:08,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:08,712 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:08,712 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 23:51:08,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:08,920 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 50 treesize of output 42 [2021-11-13 23:51:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:08,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:09,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129426 states to 935 states and 129426 transitions. [2021-11-13 23:51:09,010 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 129426 transitions. [2021-11-13 23:51:09,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:09,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:09,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:09,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:09,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:09,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:09,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:09,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:09,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130385 states to 938 states and 130385 transitions. [2021-11-13 23:51:09,159 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 130385 transitions. [2021-11-13 23:51:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:09,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:09,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:09,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:09,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:09,243 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:09,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:09,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:09,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:09,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:09,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131348 states to 941 states and 131348 transitions. [2021-11-13 23:51:09,520 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 131348 transitions. [2021-11-13 23:51:09,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:09,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:09,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:09,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:09,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:09,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:09,638 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:09,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:09,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:09,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132315 states to 944 states and 132315 transitions. [2021-11-13 23:51:09,974 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 132315 transitions. [2021-11-13 23:51:09,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:09,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:09,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:10,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:10,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:10,064 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:10,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:10,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:10,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133286 states to 947 states and 133286 transitions. [2021-11-13 23:51:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 133286 transitions. [2021-11-13 23:51:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:10,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:10,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:10,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:10,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:10,396 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:10,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:10,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:10,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:10,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:10,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134263 states to 950 states and 134263 transitions. [2021-11-13 23:51:10,726 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 134263 transitions. [2021-11-13 23:51:10,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:10,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:10,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:10,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:10,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:10,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:10,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:10,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:10,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:10,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:11,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:11,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135242 states to 953 states and 135242 transitions. [2021-11-13 23:51:11,146 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 135242 transitions. [2021-11-13 23:51:11,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:11,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:11,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:11,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:11,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:11,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:11,245 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 23:51:11,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:11,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136225 states to 956 states and 136225 transitions. [2021-11-13 23:51:11,403 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 136225 transitions. [2021-11-13 23:51:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:11,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:11,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:11,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:11,508 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:11,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:11,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:11,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:11,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:11,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137212 states to 959 states and 137212 transitions. [2021-11-13 23:51:11,786 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 137212 transitions. [2021-11-13 23:51:11,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:11,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:11,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:11,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:11,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:11,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:11,879 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:11,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:11,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:12,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:12,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:12,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138203 states to 962 states and 138203 transitions. [2021-11-13 23:51:12,141 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 138203 transitions. [2021-11-13 23:51:12,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:12,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:12,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:12,200 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 23:51:12,234 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:12,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:12,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:12,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:12,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139198 states to 965 states and 139198 transitions. [2021-11-13 23:51:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 139198 transitions. [2021-11-13 23:51:12,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:12,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:12,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:12,631 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:12,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:12,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:12,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:12,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:12,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140273 states to 968 states and 140273 transitions. [2021-11-13 23:51:12,876 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 140273 transitions. [2021-11-13 23:51:12,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:12,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:12,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:12,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:12,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:12,967 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:12,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:13,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:13,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141276 states to 971 states and 141276 transitions. [2021-11-13 23:51:13,238 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 141276 transitions. [2021-11-13 23:51:13,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,320 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:13,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:13,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:13,479 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 50 treesize of output 42 [2021-11-13 23:51:13,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142283 states to 974 states and 142283 transitions. [2021-11-13 23:51:13,594 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 142283 transitions. [2021-11-13 23:51:13,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:13,688 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:13,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:13,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:13,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:13,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143364 states to 977 states and 143364 transitions. [2021-11-13 23:51:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 143364 transitions. [2021-11-13 23:51:13,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:13,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:13,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:13,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:13,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:14,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:14,037 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:14,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:14,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:14,245 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 23:51:14,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144447 states to 980 states and 144447 transitions. [2021-11-13 23:51:14,355 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 144447 transitions. [2021-11-13 23:51:14,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:14,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:14,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:14,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:14,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:14,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:14,468 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:14,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:14,524 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 23:51:14,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:14,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:14,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:14,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145542 states to 983 states and 145542 transitions. [2021-11-13 23:51:14,724 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 145542 transitions. [2021-11-13 23:51:14,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:14,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:14,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:14,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:14,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:14,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:14,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:14,827 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:14,827 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 23:51:14,995 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 50 treesize of output 42 [2021-11-13 23:51:14,999 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 23:51:15,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146641 states to 986 states and 146641 transitions. [2021-11-13 23:51:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 146641 transitions. [2021-11-13 23:51:15,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:15,186 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:15,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:15,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147744 states to 989 states and 147744 transitions. [2021-11-13 23:51:15,490 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 147744 transitions. [2021-11-13 23:51:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,576 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:15,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:15,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:15,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:15,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148843 states to 992 states and 148843 transitions. [2021-11-13 23:51:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 148843 transitions. [2021-11-13 23:51:15,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:15,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:15,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:15,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:15,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:15,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:15,891 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 23:51:15,931 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:15,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:16,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:16,143 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 23:51:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149946 states to 995 states and 149946 transitions. [2021-11-13 23:51:16,261 INFO L276 IsEmpty]: Start isEmpty. Operand 995 states and 149946 transitions. [2021-11-13 23:51:16,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:16,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,339 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:16,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:16,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:16,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:16,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151053 states to 998 states and 151053 transitions. [2021-11-13 23:51:16,605 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 151053 transitions. [2021-11-13 23:51:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:16,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:16,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:16,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:16,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:16,702 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:16,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:16,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:16,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:16,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152164 states to 1001 states and 152164 transitions. [2021-11-13 23:51:16,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 152164 transitions. [2021-11-13 23:51:16,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:16,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:16,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:17,049 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:17,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:17,235 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 50 treesize of output 42 [2021-11-13 23:51:17,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:17,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153279 states to 1004 states and 153279 transitions. [2021-11-13 23:51:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 153279 transitions. [2021-11-13 23:51:17,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:17,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:17,450 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:17,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:17,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:17,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:17,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154406 states to 1007 states and 154406 transitions. [2021-11-13 23:51:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1007 states and 154406 transitions. [2021-11-13 23:51:17,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:17,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:17,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:17,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:17,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:17,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:17,878 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:17,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:17,959 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 23:51:18,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:18,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:18,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155539 states to 1010 states and 155539 transitions. [2021-11-13 23:51:18,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states and 155539 transitions. [2021-11-13 23:51:18,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:18,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:18,270 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:18,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:18,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:18,446 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 23:51:18,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156676 states to 1013 states and 156676 transitions. [2021-11-13 23:51:18,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 156676 transitions. [2021-11-13 23:51:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:18,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:18,654 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:18,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:18,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:18,816 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 23:51:18,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157817 states to 1016 states and 157817 transitions. [2021-11-13 23:51:18,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 157817 transitions. [2021-11-13 23:51:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:18,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:18,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:18,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:18,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:18,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:19,026 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:19,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:19,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:19,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158895 states to 1019 states and 158895 transitions. [2021-11-13 23:51:19,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 158895 transitions. [2021-11-13 23:51:19,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:19,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,411 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:19,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:19,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:19,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:19,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:19,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:19,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160034 states to 1022 states and 160034 transitions. [2021-11-13 23:51:19,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 160034 transitions. [2021-11-13 23:51:19,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:19,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:19,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:19,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:19,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:19,847 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:19,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:19,908 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 23:51:19,997 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 50 treesize of output 42 [2021-11-13 23:51:20,000 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 23:51:20,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161177 states to 1025 states and 161177 transitions. [2021-11-13 23:51:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 161177 transitions. [2021-11-13 23:51:20,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:20,197 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:20,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:20,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:20,381 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 23:51:20,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162267 states to 1028 states and 162267 transitions. [2021-11-13 23:51:20,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 162267 transitions. [2021-11-13 23:51:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:20,593 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:20,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:20,757 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 50 treesize of output 42 [2021-11-13 23:51:20,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:20,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:20,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163361 states to 1031 states and 163361 transitions. [2021-11-13 23:51:20,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 163361 transitions. [2021-11-13 23:51:20,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:20,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:20,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:20,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:20,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:20,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:20,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:20,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164459 states to 1034 states and 164459 transitions. [2021-11-13 23:51:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1034 states and 164459 transitions. [2021-11-13 23:51:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:21,218 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:21,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:21,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:21,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165618 states to 1037 states and 165618 transitions. [2021-11-13 23:51:21,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 165618 transitions. [2021-11-13 23:51:21,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:21,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:21,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:21,661 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:21,661 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 23:51:21,721 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 23:51:21,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:21,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166781 states to 1040 states and 166781 transitions. [2021-11-13 23:51:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1040 states and 166781 transitions. [2021-11-13 23:51:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:21,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:21,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:22,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:22,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:22,235 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 50 treesize of output 42 [2021-11-13 23:51:22,238 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 23:51:22,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167876 states to 1043 states and 167876 transitions. [2021-11-13 23:51:22,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1043 states and 167876 transitions. [2021-11-13 23:51:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:22,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,413 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 23:51:22,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:22,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168989 states to 1046 states and 168989 transitions. [2021-11-13 23:51:22,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 168989 transitions. [2021-11-13 23:51:22,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:22,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:22,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:22,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:22,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:22,664 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:22,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:22,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:22,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:22,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:22,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170164 states to 1049 states and 170164 transitions. [2021-11-13 23:51:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1049 states and 170164 transitions. [2021-11-13 23:51:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:22,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:22,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:23,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:23,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:23,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171084 states to 1052 states and 171084 transitions. [2021-11-13 23:51:23,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 171084 transitions. [2021-11-13 23:51:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:23,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:23,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:23,247 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 20 treesize of output 12 [2021-11-13 23:51:23,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:23,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:23,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172008 states to 1055 states and 172008 transitions. [2021-11-13 23:51:23,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1055 states and 172008 transitions. [2021-11-13 23:51:23,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:23,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:23,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,508 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:23,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:23,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:23,654 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 50 treesize of output 42 [2021-11-13 23:51:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:23,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172936 states to 1058 states and 172936 transitions. [2021-11-13 23:51:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 172936 transitions. [2021-11-13 23:51:23,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:23,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:23,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:23,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:23,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:23,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:23,874 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:23,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:24,055 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 50 treesize of output 42 [2021-11-13 23:51:24,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173868 states to 1061 states and 173868 transitions. [2021-11-13 23:51:24,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1061 states and 173868 transitions. [2021-11-13 23:51:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:24,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:24,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:24,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:24,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:24,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:24,240 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 20 treesize of output 12 [2021-11-13 23:51:24,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:24,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174804 states to 1064 states and 174804 transitions. [2021-11-13 23:51:24,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1064 states and 174804 transitions. [2021-11-13 23:51:24,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:24,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:24,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:24,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:24,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:24,452 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:24,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:24,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:24,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:24,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175744 states to 1067 states and 175744 transitions. [2021-11-13 23:51:24,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1067 states and 175744 transitions. [2021-11-13 23:51:24,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:24,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:24,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:24,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:24,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:24,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:24,848 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:24,848 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 23:51:24,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:25,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:25,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:25,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176688 states to 1070 states and 176688 transitions. [2021-11-13 23:51:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 176688 transitions. [2021-11-13 23:51:25,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:25,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:25,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:25,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:25,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177636 states to 1073 states and 177636 transitions. [2021-11-13 23:51:25,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 177636 transitions. [2021-11-13 23:51:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:25,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:25,490 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:25,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:25,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178588 states to 1076 states and 178588 transitions. [2021-11-13 23:51:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 178588 transitions. [2021-11-13 23:51:25,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:25,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:25,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:25,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:25,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:25,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:25,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:25,900 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:25,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:26,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179805 states to 1079 states and 179805 transitions. [2021-11-13 23:51:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 179805 transitions. [2021-11-13 23:51:26,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:26,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,276 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:26,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:26,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:26,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:26,468 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 23:51:26,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181026 states to 1082 states and 181026 transitions. [2021-11-13 23:51:26,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 181026 transitions. [2021-11-13 23:51:26,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:26,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:26,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:26,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:26,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:26,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:26,675 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:26,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:26,739 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 23:51:26,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:26,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:26,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182251 states to 1085 states and 182251 transitions. [2021-11-13 23:51:26,995 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 182251 transitions. [2021-11-13 23:51:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,089 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:27,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:27,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:27,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:27,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:27,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183469 states to 1088 states and 183469 transitions. [2021-11-13 23:51:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1088 states and 183469 transitions. [2021-11-13 23:51:27,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:27,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:27,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184712 states to 1091 states and 184712 transitions. [2021-11-13 23:51:27,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1091 states and 184712 transitions. [2021-11-13 23:51:27,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:27,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:27,749 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 23:51:27,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:27,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185949 states to 1094 states and 185949 transitions. [2021-11-13 23:51:27,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 185949 transitions. [2021-11-13 23:51:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:27,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:27,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:27,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:27,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:27,961 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:27,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:28,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:28,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:28,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:28,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187117 states to 1097 states and 187117 transitions. [2021-11-13 23:51:28,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 187117 transitions. [2021-11-13 23:51:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:28,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:28,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:28,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:28,384 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:28,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:28,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:28,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:28,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:28,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:28,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188289 states to 1100 states and 188289 transitions. [2021-11-13 23:51:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 188289 transitions. [2021-11-13 23:51:28,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:28,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:28,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:28,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:28,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:28,767 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:28,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:28,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:28,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:28,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189546 states to 1103 states and 189546 transitions. [2021-11-13 23:51:29,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1103 states and 189546 transitions. [2021-11-13 23:51:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:29,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,133 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 23:51:29,167 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:29,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:29,351 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 50 treesize of output 42 [2021-11-13 23:51:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190807 states to 1106 states and 190807 transitions. [2021-11-13 23:51:29,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 190807 transitions. [2021-11-13 23:51:29,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:29,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:29,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:29,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:29,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192072 states to 1109 states and 192072 transitions. [2021-11-13 23:51:29,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 192072 transitions. [2021-11-13 23:51:29,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:29,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:29,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:29,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:29,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:29,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:29,846 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 20 treesize of output 12 [2021-11-13 23:51:29,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:29,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193341 states to 1112 states and 193341 transitions. [2021-11-13 23:51:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1112 states and 193341 transitions. [2021-11-13 23:51:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:30,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:30,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:30,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:30,116 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:30,117 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 23:51:30,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:30,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194614 states to 1115 states and 194614 transitions. [2021-11-13 23:51:30,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1115 states and 194614 transitions. [2021-11-13 23:51:30,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:30,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:30,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:30,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:30,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:30,490 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 23:51:30,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:30,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195872 states to 1118 states and 195872 transitions. [2021-11-13 23:51:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 195872 transitions. [2021-11-13 23:51:30,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:30,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:30,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:30,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:30,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:30,745 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:30,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:30,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:30,896 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 50 treesize of output 42 [2021-11-13 23:51:30,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:30,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197134 states to 1121 states and 197134 transitions. [2021-11-13 23:51:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 197134 transitions. [2021-11-13 23:51:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:31,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:31,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:31,131 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:31,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:31,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:31,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:31,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198400 states to 1124 states and 198400 transitions. [2021-11-13 23:51:31,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 198400 transitions. [2021-11-13 23:51:31,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:31,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:31,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:31,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:31,552 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:31,552 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 23:51:31,743 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 50 treesize of output 42 [2021-11-13 23:51:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:31,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:31,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199678 states to 1127 states and 199678 transitions. [2021-11-13 23:51:31,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 199678 transitions. [2021-11-13 23:51:31,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:31,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:31,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:31,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:31,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:31,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:31,986 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 20 treesize of output 12 [2021-11-13 23:51:31,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:32,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200960 states to 1130 states and 200960 transitions. [2021-11-13 23:51:32,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 200960 transitions. [2021-11-13 23:51:32,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:32,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,212 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:32,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:32,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:32,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:32,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:32,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202246 states to 1133 states and 202246 transitions. [2021-11-13 23:51:32,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 202246 transitions. [2021-11-13 23:51:32,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:32,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,616 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:32,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:32,674 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 23:51:32,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:32,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:32,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203547 states to 1136 states and 203547 transitions. [2021-11-13 23:51:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 203547 transitions. [2021-11-13 23:51:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:32,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:32,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:32,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:32,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:32,975 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 23:51:33,033 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:33,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:33,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:33,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204854 states to 1139 states and 204854 transitions. [2021-11-13 23:51:33,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 204854 transitions. [2021-11-13 23:51:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:33,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:33,491 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:33,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:33,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:33,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:33,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206094 states to 1142 states and 206094 transitions. [2021-11-13 23:51:33,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 206094 transitions. [2021-11-13 23:51:33,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:33,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:33,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:33,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:33,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:33,930 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:33,930 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 23:51:33,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:34,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:34,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207398 states to 1145 states and 207398 transitions. [2021-11-13 23:51:34,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 207398 transitions. [2021-11-13 23:51:34,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:34,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:34,392 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:34,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:34,545 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 50 treesize of output 42 [2021-11-13 23:51:34,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208622 states to 1148 states and 208622 transitions. [2021-11-13 23:51:34,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 208622 transitions. [2021-11-13 23:51:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:34,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:34,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:34,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:34,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:34,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209850 states to 1151 states and 209850 transitions. [2021-11-13 23:51:34,942 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 209850 transitions. [2021-11-13 23:51:34,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:34,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:34,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:34,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:34,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:35,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:35,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:35,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210959 states to 1154 states and 210959 transitions. [2021-11-13 23:51:35,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 210959 transitions. [2021-11-13 23:51:35,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:35,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:35,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:35,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:35,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,253 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:35,253 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 23:51:35,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:35,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:35,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:35,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212072 states to 1157 states and 212072 transitions. [2021-11-13 23:51:35,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 212072 transitions. [2021-11-13 23:51:35,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:35,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:35,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:35,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:35,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:35,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:35,676 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:35,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:35,838 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 50 treesize of output 42 [2021-11-13 23:51:35,842 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 23:51:35,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:35,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213189 states to 1160 states and 213189 transitions. [2021-11-13 23:51:35,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1160 states and 213189 transitions. [2021-11-13 23:51:36,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:36,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:36,073 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 23:51:36,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214310 states to 1163 states and 214310 transitions. [2021-11-13 23:51:36,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 214310 transitions. [2021-11-13 23:51:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:36,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:36,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215435 states to 1166 states and 215435 transitions. [2021-11-13 23:51:36,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 215435 transitions. [2021-11-13 23:51:36,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,530 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 23:51:36,565 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:36,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:36,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:36,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:36,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216564 states to 1169 states and 216564 transitions. [2021-11-13 23:51:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 216564 transitions. [2021-11-13 23:51:36,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:36,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:36,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:36,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:36,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:36,986 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:36,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:37,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:37,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:37,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:37,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217697 states to 1172 states and 217697 transitions. [2021-11-13 23:51:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 217697 transitions. [2021-11-13 23:51:37,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:37,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:37,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:37,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:37,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:37,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:37,414 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:37,415 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 23:51:37,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:37,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:37,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218977 states to 1175 states and 218977 transitions. [2021-11-13 23:51:37,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 218977 transitions. [2021-11-13 23:51:37,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:37,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:37,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:37,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:37,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:37,835 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:37,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:37,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:38,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:38,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:38,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:38,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220261 states to 1178 states and 220261 transitions. [2021-11-13 23:51:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 220261 transitions. [2021-11-13 23:51:38,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:38,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:38,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:38,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:38,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:38,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:38,306 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:38,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:38,521 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 50 treesize of output 42 [2021-11-13 23:51:38,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:38,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:38,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221596 states to 1181 states and 221596 transitions. [2021-11-13 23:51:38,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 221596 transitions. [2021-11-13 23:51:38,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:38,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:38,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:38,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:38,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:38,808 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:38,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:38,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:38,986 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 50 treesize of output 42 [2021-11-13 23:51:38,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222935 states to 1184 states and 222935 transitions. [2021-11-13 23:51:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 222935 transitions. [2021-11-13 23:51:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:39,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:39,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:39,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:39,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:39,266 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:39,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:39,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:39,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:39,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:39,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224278 states to 1187 states and 224278 transitions. [2021-11-13 23:51:39,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 224278 transitions. [2021-11-13 23:51:39,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:39,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:39,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:39,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:39,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:39,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:39,668 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:39,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:39,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:39,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:40,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225625 states to 1190 states and 225625 transitions. [2021-11-13 23:51:40,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 225625 transitions. [2021-11-13 23:51:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:40,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:40,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:40,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:40,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:40,111 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:40,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:40,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:40,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:40,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226976 states to 1193 states and 226976 transitions. [2021-11-13 23:51:40,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 226976 transitions. [2021-11-13 23:51:40,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:40,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:40,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:40,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:40,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:40,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:40,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:40,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228346 states to 1196 states and 228346 transitions. [2021-11-13 23:51:40,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 228346 transitions. [2021-11-13 23:51:40,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:40,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:40,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:40,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:40,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:40,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:40,812 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:40,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:40,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:41,001 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 50 treesize of output 42 [2021-11-13 23:51:41,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:41,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:41,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229720 states to 1199 states and 229720 transitions. [2021-11-13 23:51:41,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 229720 transitions. [2021-11-13 23:51:41,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:41,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:41,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:41,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:41,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:41,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:41,304 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:41,304 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 23:51:41,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:41,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:41,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231098 states to 1202 states and 231098 transitions. [2021-11-13 23:51:41,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 231098 transitions. [2021-11-13 23:51:41,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:41,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:41,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:41,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:41,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:41,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:41,753 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:41,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:41,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:41,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232480 states to 1205 states and 232480 transitions. [2021-11-13 23:51:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 232480 transitions. [2021-11-13 23:51:42,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:42,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:42,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:42,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:42,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:42,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:42,222 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:42,222 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 23:51:42,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:42,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:42,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:42,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233866 states to 1208 states and 233866 transitions. [2021-11-13 23:51:42,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 233866 transitions. [2021-11-13 23:51:42,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:42,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:42,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:42,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:42,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:42,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:42,691 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:42,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:42,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:42,888 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 50 treesize of output 42 [2021-11-13 23:51:42,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:43,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235256 states to 1211 states and 235256 transitions. [2021-11-13 23:51:43,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 235256 transitions. [2021-11-13 23:51:43,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:43,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:43,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:43,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:43,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:43,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:43,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:43,157 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:43,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:43,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:43,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:43,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:43,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236652 states to 1214 states and 236652 transitions. [2021-11-13 23:51:43,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 236652 transitions. [2021-11-13 23:51:43,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:43,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:43,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:43,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:43,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:43,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:43,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:43,630 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:43,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:43,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:43,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:43,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238052 states to 1217 states and 238052 transitions. [2021-11-13 23:51:44,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 238052 transitions. [2021-11-13 23:51:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:44,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:44,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:44,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:44,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:44,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:44,146 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:44,146 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 23:51:44,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:44,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:44,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:44,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239456 states to 1220 states and 239456 transitions. [2021-11-13 23:51:44,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 239456 transitions. [2021-11-13 23:51:44,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:44,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:44,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:44,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:44,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:44,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:44,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:44,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:44,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240862 states to 1223 states and 240862 transitions. [2021-11-13 23:51:44,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 240862 transitions. [2021-11-13 23:51:44,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:44,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:44,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:44,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:44,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:44,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:44,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:44,881 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 20 treesize of output 12 [2021-11-13 23:51:44,883 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 23:51:44,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:45,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242272 states to 1226 states and 242272 transitions. [2021-11-13 23:51:45,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1226 states and 242272 transitions. [2021-11-13 23:51:45,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:45,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:45,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:45,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:45,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:45,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:45,143 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:45,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:45,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:45,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:45,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243686 states to 1229 states and 243686 transitions. [2021-11-13 23:51:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1229 states and 243686 transitions. [2021-11-13 23:51:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:45,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:45,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:45,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:45,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:45,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:45,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:45,600 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:45,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:45,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:45,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245104 states to 1232 states and 245104 transitions. [2021-11-13 23:51:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 245104 transitions. [2021-11-13 23:51:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:45,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:45,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:46,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:46,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:46,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:46,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:46,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:46,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246464 states to 1235 states and 246464 transitions. [2021-11-13 23:51:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 246464 transitions. [2021-11-13 23:51:46,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:46,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:46,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:46,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:46,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:46,345 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:46,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:46,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:46,512 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 50 treesize of output 42 [2021-11-13 23:51:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:46,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247828 states to 1238 states and 247828 transitions. [2021-11-13 23:51:46,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 247828 transitions. [2021-11-13 23:51:46,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:46,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:46,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:46,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:46,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:46,825 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:46,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:46,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:46,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:46,979 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 23:51:47,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249048 states to 1241 states and 249048 transitions. [2021-11-13 23:51:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 249048 transitions. [2021-11-13 23:51:47,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:47,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:47,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:47,268 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:47,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:47,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:47,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:47,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:47,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:47,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250272 states to 1244 states and 250272 transitions. [2021-11-13 23:51:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 250272 transitions. [2021-11-13 23:51:47,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:47,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:47,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:47,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:47,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:47,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:47,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:47,712 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:47,712 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 23:51:47,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:47,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:48,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251710 states to 1247 states and 251710 transitions. [2021-11-13 23:51:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 251710 transitions. [2021-11-13 23:51:48,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:48,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:48,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:48,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:48,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:48,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:48,247 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:48,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:48,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:48,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:48,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:48,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253152 states to 1250 states and 253152 transitions. [2021-11-13 23:51:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 253152 transitions. [2021-11-13 23:51:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:48,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:48,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:48,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:48,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:48,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:48,796 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:48,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:49,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254598 states to 1253 states and 254598 transitions. [2021-11-13 23:51:49,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 254598 transitions. [2021-11-13 23:51:49,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:49,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:49,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:49,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:49,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:49,342 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:49,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:49,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:49,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:49,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:49,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:49,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256048 states to 1256 states and 256048 transitions. [2021-11-13 23:51:49,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 256048 transitions. [2021-11-13 23:51:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:49,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:49,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:49,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:49,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:49,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:49,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:49,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257502 states to 1259 states and 257502 transitions. [2021-11-13 23:51:49,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 257502 transitions. [2021-11-13 23:51:50,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:50,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:50,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:50,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:50,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:50,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:50,085 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:50,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:50,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:50,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:50,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258960 states to 1262 states and 258960 transitions. [2021-11-13 23:51:50,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 258960 transitions. [2021-11-13 23:51:50,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:50,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:50,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:50,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:50,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:50,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:50,563 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:50,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:50,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:50,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:50,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260343 states to 1265 states and 260343 transitions. [2021-11-13 23:51:50,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1265 states and 260343 transitions. [2021-11-13 23:51:50,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:50,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:50,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:51,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:51,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:51,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:51,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:51,150 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 23:51:51,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:51,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:51,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261730 states to 1268 states and 261730 transitions. [2021-11-13 23:51:51,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 261730 transitions. [2021-11-13 23:51:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:51,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:51,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:51,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:51,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:51,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:51,526 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 23:51:51,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:51,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:51,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:51,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263121 states to 1271 states and 263121 transitions. [2021-11-13 23:51:51,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 263121 transitions. [2021-11-13 23:51:51,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:51,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:51,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:51,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:51,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:51,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:51,866 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:51,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:52,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:52,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:52,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264516 states to 1274 states and 264516 transitions. [2021-11-13 23:51:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 264516 transitions. [2021-11-13 23:51:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:52,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:52,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:52,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:52,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:52,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:52,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:52,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265915 states to 1277 states and 265915 transitions. [2021-11-13 23:51:52,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 265915 transitions. [2021-11-13 23:51:52,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:52,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:52,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:52,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:52,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:52,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:52,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:52,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267318 states to 1280 states and 267318 transitions. [2021-11-13 23:51:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1280 states and 267318 transitions. [2021-11-13 23:51:52,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:52,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:52,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:52,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:52,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:52,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:52,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268725 states to 1283 states and 268725 transitions. [2021-11-13 23:51:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 268725 transitions. [2021-11-13 23:51:53,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:53,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:53,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:53,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:53,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:53,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:53,236 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:53,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:53,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:53,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:53,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270136 states to 1286 states and 270136 transitions. [2021-11-13 23:51:53,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 270136 transitions. [2021-11-13 23:51:53,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:53,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:53,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:53,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:53,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:53,718 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:53,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:53,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:53,894 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 50 treesize of output 42 [2021-11-13 23:51:53,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:54,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:54,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271551 states to 1289 states and 271551 transitions. [2021-11-13 23:51:54,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 271551 transitions. [2021-11-13 23:51:54,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:54,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:54,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:54,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:54,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:54,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:54,216 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:54,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:54,392 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 50 treesize of output 42 [2021-11-13 23:51:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:54,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272956 states to 1292 states and 272956 transitions. [2021-11-13 23:51:54,611 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 272956 transitions. [2021-11-13 23:51:54,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:54,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:54,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:54,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:54,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:54,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:54,720 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:54,720 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 23:51:54,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:54,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:55,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274378 states to 1295 states and 274378 transitions. [2021-11-13 23:51:55,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 274378 transitions. [2021-11-13 23:51:55,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:55,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:55,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:55,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:55,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:55,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:55,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:55,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:55,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275804 states to 1298 states and 275804 transitions. [2021-11-13 23:51:55,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 275804 transitions. [2021-11-13 23:51:55,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:55,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:55,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:55,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:55,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:55,472 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:55,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:55,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:55,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:55,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277234 states to 1301 states and 277234 transitions. [2021-11-13 23:51:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 277234 transitions. [2021-11-13 23:51:55,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:55,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:55,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:55,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:55,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:55,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:55,970 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:55,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:56,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:56,145 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 23:51:56,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278668 states to 1304 states and 278668 transitions. [2021-11-13 23:51:56,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 278668 transitions. [2021-11-13 23:51:56,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:56,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:56,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:56,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:56,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:56,468 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:56,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:56,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:56,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:56,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:56,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:56,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280106 states to 1307 states and 280106 transitions. [2021-11-13 23:51:56,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 280106 transitions. [2021-11-13 23:51:56,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:56,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:56,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:56,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:56,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:56,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:56,977 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:56,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:57,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:57,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:57,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:57,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281548 states to 1310 states and 281548 transitions. [2021-11-13 23:51:57,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 281548 transitions. [2021-11-13 23:51:57,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:57,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:57,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:57,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:57,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:57,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:57,542 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:57,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:57,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:57,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:57,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:57,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282994 states to 1313 states and 282994 transitions. [2021-11-13 23:51:57,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 282994 transitions. [2021-11-13 23:51:57,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:57,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:57,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:58,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:58,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:51:58,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:58,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:58,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:51:58,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:58,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:58,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284461 states to 1316 states and 284461 transitions. [2021-11-13 23:51:58,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 284461 transitions. [2021-11-13 23:51:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:58,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:58,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:58,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:58,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:58,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:58,386 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:58,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:58,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:58,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:58,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285934 states to 1319 states and 285934 transitions. [2021-11-13 23:51:58,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1319 states and 285934 transitions. [2021-11-13 23:51:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:58,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:58,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:58,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:58,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:58,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:58,869 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:58,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:59,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:51:59,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:51:59,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:59,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287411 states to 1322 states and 287411 transitions. [2021-11-13 23:51:59,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 287411 transitions. [2021-11-13 23:51:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:59,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:59,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:59,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:59,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:59,379 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:59,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:51:59,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:51:59,563 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 50 treesize of output 42 [2021-11-13 23:51:59,567 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 23:51:59,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:51:59,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288892 states to 1325 states and 288892 transitions. [2021-11-13 23:51:59,798 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 288892 transitions. [2021-11-13 23:51:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:51:59,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:51:59,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:51:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:51:59,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:51:59,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:51:59,892 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:51:59,892 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 23:51:59,957 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 23:52:00,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:00,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:00,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:00,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290421 states to 1328 states and 290421 transitions. [2021-11-13 23:52:00,340 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 290421 transitions. [2021-11-13 23:52:00,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:00,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:00,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:00,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:00,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:00,433 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:00,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:00,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:00,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:00,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291954 states to 1331 states and 291954 transitions. [2021-11-13 23:52:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 291954 transitions. [2021-11-13 23:52:00,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:00,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:00,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:00,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:00,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:00,931 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:00,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:00,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:01,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:01,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:01,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293491 states to 1334 states and 293491 transitions. [2021-11-13 23:52:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 293491 transitions. [2021-11-13 23:52:01,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:01,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:01,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:01,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:01,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:01,430 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:01,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:01,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:01,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:01,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:01,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295032 states to 1337 states and 295032 transitions. [2021-11-13 23:52:01,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 295032 transitions. [2021-11-13 23:52:01,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:01,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:01,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:01,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:01,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:01,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:01,953 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 20 treesize of output 12 [2021-11-13 23:52:01,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:02,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296577 states to 1340 states and 296577 transitions. [2021-11-13 23:52:02,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 296577 transitions. [2021-11-13 23:52:02,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:02,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:02,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:02,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:02,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:02,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:02,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:02,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:02,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:02,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298126 states to 1343 states and 298126 transitions. [2021-11-13 23:52:02,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 298126 transitions. [2021-11-13 23:52:02,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:02,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:02,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:02,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:02,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:02,760 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:02,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:02,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:02,951 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 50 treesize of output 42 [2021-11-13 23:52:02,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:03,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:03,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299679 states to 1346 states and 299679 transitions. [2021-11-13 23:52:03,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 299679 transitions. [2021-11-13 23:52:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:03,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:03,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:03,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:03,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:03,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:03,291 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:03,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:03,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:03,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:03,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301266 states to 1349 states and 301266 transitions. [2021-11-13 23:52:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 301266 transitions. [2021-11-13 23:52:03,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:03,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:03,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:03,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:03,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:03,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:03,797 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:03,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:03,864 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 23:52:03,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:03,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:04,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:04,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302855 states to 1352 states and 302855 transitions. [2021-11-13 23:52:04,224 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 302855 transitions. [2021-11-13 23:52:04,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:04,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:04,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:04,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:04,285 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:04,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:04,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:04,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:04,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304437 states to 1355 states and 304437 transitions. [2021-11-13 23:52:04,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 304437 transitions. [2021-11-13 23:52:04,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:04,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:04,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:04,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:04,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:04,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:04,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:04,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:04,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:04,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306023 states to 1358 states and 306023 transitions. [2021-11-13 23:52:04,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 306023 transitions. [2021-11-13 23:52:04,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:04,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:04,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:04,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:04,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:04,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:05,004 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:05,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:05,195 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 50 treesize of output 42 [2021-11-13 23:52:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:05,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:05,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307613 states to 1361 states and 307613 transitions. [2021-11-13 23:52:05,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 307613 transitions. [2021-11-13 23:52:05,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:05,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:05,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:05,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:05,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:05,623 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:05,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:05,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:05,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:06,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309207 states to 1364 states and 309207 transitions. [2021-11-13 23:52:06,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 309207 transitions. [2021-11-13 23:52:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:06,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:06,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:06,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:06,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:06,142 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:06,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:06,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:06,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:06,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:06,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310805 states to 1367 states and 310805 transitions. [2021-11-13 23:52:06,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 310805 transitions. [2021-11-13 23:52:06,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:06,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:06,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:06,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:06,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:06,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:06,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:06,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:07,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312409 states to 1370 states and 312409 transitions. [2021-11-13 23:52:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 312409 transitions. [2021-11-13 23:52:07,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:07,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:07,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:07,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:07,191 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:07,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:07,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:07,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:07,362 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 23:52:07,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:07,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313998 states to 1373 states and 313998 transitions. [2021-11-13 23:52:07,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 313998 transitions. [2021-11-13 23:52:07,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:07,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:07,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:07,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:07,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:07,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:07,739 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:07,740 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 23:52:07,920 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 50 treesize of output 42 [2021-11-13 23:52:07,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:08,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:08,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315610 states to 1376 states and 315610 transitions. [2021-11-13 23:52:08,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 315610 transitions. [2021-11-13 23:52:08,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:08,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:08,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:08,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:08,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:08,256 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 23:52:08,309 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:08,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:08,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:08,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:08,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317207 states to 1379 states and 317207 transitions. [2021-11-13 23:52:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 317207 transitions. [2021-11-13 23:52:08,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:08,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:08,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:08,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:08,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:08,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:08,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:08,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:09,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:09,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318825 states to 1382 states and 318825 transitions. [2021-11-13 23:52:09,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 318825 transitions. [2021-11-13 23:52:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:09,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:09,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:09,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:09,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:09,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:09,240 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:09,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:09,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:09,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:09,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:09,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320447 states to 1385 states and 320447 transitions. [2021-11-13 23:52:09,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 320447 transitions. [2021-11-13 23:52:09,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:09,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:09,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:09,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:09,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:09,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:09,771 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 23:52:09,784 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 20 treesize of output 12 [2021-11-13 23:52:09,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:09,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:10,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322056 states to 1388 states and 322056 transitions. [2021-11-13 23:52:10,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 322056 transitions. [2021-11-13 23:52:10,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:10,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:10,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:10,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:10,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:10,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:10,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:10,158 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:10,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:10,344 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 50 treesize of output 42 [2021-11-13 23:52:10,348 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 23:52:10,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:10,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323669 states to 1391 states and 323669 transitions. [2021-11-13 23:52:10,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 323669 transitions. [2021-11-13 23:52:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:10,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:10,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:10,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:10,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:10,695 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:10,695 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 23:52:10,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:10,885 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 50 treesize of output 42 [2021-11-13 23:52:10,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:11,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:11,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325303 states to 1394 states and 325303 transitions. [2021-11-13 23:52:11,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 325303 transitions. [2021-11-13 23:52:11,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:11,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:11,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:11,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:11,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:11,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:11,298 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:11,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:11,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:11,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326924 states to 1397 states and 326924 transitions. [2021-11-13 23:52:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1397 states and 326924 transitions. [2021-11-13 23:52:11,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:11,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:11,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:11,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:11,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:11,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:11,844 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:11,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:12,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:12,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:12,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328549 states to 1400 states and 328549 transitions. [2021-11-13 23:52:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 328549 transitions. [2021-11-13 23:52:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:12,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:12,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:12,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:12,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:12,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:12,397 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:12,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:12,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330178 states to 1403 states and 330178 transitions. [2021-11-13 23:52:12,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 330178 transitions. [2021-11-13 23:52:12,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:12,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:12,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:12,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:12,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:12,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:12,972 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:12,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:13,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:13,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:13,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331822 states to 1406 states and 331822 transitions. [2021-11-13 23:52:13,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 331822 transitions. [2021-11-13 23:52:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:13,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:13,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:13,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:13,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:13,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:13,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:13,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:13,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:13,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333470 states to 1409 states and 333470 transitions. [2021-11-13 23:52:13,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 333470 transitions. [2021-11-13 23:52:13,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:13,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:13,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:13,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:13,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:13,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:13,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:13,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:14,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:14,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335111 states to 1412 states and 335111 transitions. [2021-11-13 23:52:14,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 335111 transitions. [2021-11-13 23:52:14,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:14,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:14,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:14,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:14,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:14,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:14,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:14,360 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 23:52:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:14,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336756 states to 1415 states and 336756 transitions. [2021-11-13 23:52:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 336756 transitions. [2021-11-13 23:52:14,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:14,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:14,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:14,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:14,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:14,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:14,802 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:14,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:14,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:14,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:15,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338405 states to 1418 states and 338405 transitions. [2021-11-13 23:52:15,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 338405 transitions. [2021-11-13 23:52:15,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:15,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:15,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:15,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:15,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:15,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:15,376 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:15,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:15,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:15,562 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 50 treesize of output 42 [2021-11-13 23:52:15,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:15,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:15,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339995 states to 1421 states and 339995 transitions. [2021-11-13 23:52:15,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 339995 transitions. [2021-11-13 23:52:15,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:15,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:15,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:15,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:15,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:15,965 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:15,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:16,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:16,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:16,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:16,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341652 states to 1424 states and 341652 transitions. [2021-11-13 23:52:16,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 341652 transitions. [2021-11-13 23:52:16,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:16,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:16,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:16,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:16,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:16,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:16,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:16,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343313 states to 1427 states and 343313 transitions. [2021-11-13 23:52:16,906 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 343313 transitions. [2021-11-13 23:52:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:16,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:16,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:17,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:17,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:17,045 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:17,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:17,118 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 23:52:17,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:17,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:17,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344978 states to 1430 states and 344978 transitions. [2021-11-13 23:52:17,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 344978 transitions. [2021-11-13 23:52:17,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:17,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:17,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:17,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:17,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:17,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:17,655 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:17,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:17,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:17,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:18,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346647 states to 1433 states and 346647 transitions. [2021-11-13 23:52:18,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 346647 transitions. [2021-11-13 23:52:18,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:18,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:18,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:18,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:18,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:18,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:18,220 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:18,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:18,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:18,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348320 states to 1436 states and 348320 transitions. [2021-11-13 23:52:18,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 348320 transitions. [2021-11-13 23:52:18,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:18,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:18,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:18,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:18,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:18,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:18,797 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:18,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:18,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:18,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:19,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:19,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349997 states to 1439 states and 349997 transitions. [2021-11-13 23:52:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 349997 transitions. [2021-11-13 23:52:19,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:19,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:19,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:19,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:19,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:19,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:19,399 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:19,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:19,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:19,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:19,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351678 states to 1442 states and 351678 transitions. [2021-11-13 23:52:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1442 states and 351678 transitions. [2021-11-13 23:52:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:20,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:20,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:20,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:20,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:20,070 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:20,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:20,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:20,242 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 50 treesize of output 42 [2021-11-13 23:52:20,245 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 23:52:20,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353300 states to 1445 states and 353300 transitions. [2021-11-13 23:52:20,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1445 states and 353300 transitions. [2021-11-13 23:52:20,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:20,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:20,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:20,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:20,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:20,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:20,604 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 23:52:20,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:20,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:20,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354943 states to 1448 states and 354943 transitions. [2021-11-13 23:52:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 354943 transitions. [2021-11-13 23:52:20,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:20,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:20,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:21,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:21,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:21,038 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:21,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:21,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:21,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:21,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:21,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:21,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356573 states to 1451 states and 356573 transitions. [2021-11-13 23:52:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 356573 transitions. [2021-11-13 23:52:21,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:21,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:21,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:21,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:21,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:21,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:21,630 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:21,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:21,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:21,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:22,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358270 states to 1454 states and 358270 transitions. [2021-11-13 23:52:22,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1454 states and 358270 transitions. [2021-11-13 23:52:22,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:22,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:22,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:22,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:22,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:22,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:22,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:22,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359925 states to 1457 states and 359925 transitions. [2021-11-13 23:52:22,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1457 states and 359925 transitions. [2021-11-13 23:52:22,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:22,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:22,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:22,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:22,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:22,592 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:22,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:22,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:22,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:22,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:23,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361392 states to 1460 states and 361392 transitions. [2021-11-13 23:52:23,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 361392 transitions. [2021-11-13 23:52:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:23,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:23,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:23,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:23,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:23,210 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 23:52:23,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:23,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362863 states to 1463 states and 362863 transitions. [2021-11-13 23:52:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1463 states and 362863 transitions. [2021-11-13 23:52:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:23,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:23,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:23,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:23,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:23,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:23,647 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:23,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:23,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:23,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:23,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:23,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:24,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364338 states to 1466 states and 364338 transitions. [2021-11-13 23:52:24,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 364338 transitions. [2021-11-13 23:52:24,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:24,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:24,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:24,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:24,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:24,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:24,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:24,203 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 23:52:24,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:24,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365817 states to 1469 states and 365817 transitions. [2021-11-13 23:52:24,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1469 states and 365817 transitions. [2021-11-13 23:52:24,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:24,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:24,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:24,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:24,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:24,611 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:24,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:24,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:24,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:24,789 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 23:52:24,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:25,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367494 states to 1472 states and 367494 transitions. [2021-11-13 23:52:25,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1472 states and 367494 transitions. [2021-11-13 23:52:25,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:25,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:25,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:25,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:25,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:25,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:25,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:25,199 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:25,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:25,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:25,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:25,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:25,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369236 states to 1475 states and 369236 transitions. [2021-11-13 23:52:25,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1475 states and 369236 transitions. [2021-11-13 23:52:25,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:25,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:25,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:25,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:25,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:25,796 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:25,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:25,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:25,994 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 50 treesize of output 42 [2021-11-13 23:52:25,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:26,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370982 states to 1478 states and 370982 transitions. [2021-11-13 23:52:26,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 370982 transitions. [2021-11-13 23:52:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:26,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:26,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:26,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:26,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:26,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:26,462 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:26,462 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 23:52:26,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:26,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:26,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372732 states to 1481 states and 372732 transitions. [2021-11-13 23:52:26,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 372732 transitions. [2021-11-13 23:52:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:26,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:26,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:27,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:27,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:27,061 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:27,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:27,133 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 23:52:27,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:27,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:27,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374361 states to 1484 states and 374361 transitions. [2021-11-13 23:52:27,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 374361 transitions. [2021-11-13 23:52:27,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:27,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:27,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:27,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:27,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:27,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:27,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:27,634 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 20 treesize of output 12 [2021-11-13 23:52:27,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:27,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376119 states to 1487 states and 376119 transitions. [2021-11-13 23:52:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 376119 transitions. [2021-11-13 23:52:28,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:28,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:28,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:28,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:28,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:28,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:28,111 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:28,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:28,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:28,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:28,272 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 23:52:28,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:28,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377881 states to 1490 states and 377881 transitions. [2021-11-13 23:52:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 377881 transitions. [2021-11-13 23:52:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:28,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:28,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:28,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:28,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:28,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:28,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:28,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:28,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:29,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:29,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379647 states to 1493 states and 379647 transitions. [2021-11-13 23:52:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 379647 transitions. [2021-11-13 23:52:29,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:29,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:29,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:29,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:29,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:29,326 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:29,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:29,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:29,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:29,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381417 states to 1496 states and 381417 transitions. [2021-11-13 23:52:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1496 states and 381417 transitions. [2021-11-13 23:52:29,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:29,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:29,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:30,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:30,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:30,038 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:30,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:30,097 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 23:52:30,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:30,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:30,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:30,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383202 states to 1499 states and 383202 transitions. [2021-11-13 23:52:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1499 states and 383202 transitions. [2021-11-13 23:52:30,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:30,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:30,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:30,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:30,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:30,800 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:30,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:30,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:31,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:31,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384980 states to 1502 states and 384980 transitions. [2021-11-13 23:52:31,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1502 states and 384980 transitions. [2021-11-13 23:52:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:31,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:31,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:31,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:31,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:31,252 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:31,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:31,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:31,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:31,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:31,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386762 states to 1505 states and 386762 transitions. [2021-11-13 23:52:31,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1505 states and 386762 transitions. [2021-11-13 23:52:31,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:31,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:31,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:31,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:31,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:31,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:31,830 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 20 treesize of output 12 [2021-11-13 23:52:31,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:32,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:32,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388548 states to 1508 states and 388548 transitions. [2021-11-13 23:52:32,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 388548 transitions. [2021-11-13 23:52:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:32,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:32,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:32,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:32,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:32,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:32,324 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:32,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:32,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:32,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:32,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:32,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:32,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390338 states to 1511 states and 390338 transitions. [2021-11-13 23:52:32,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 390338 transitions. [2021-11-13 23:52:32,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:32,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:32,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:32,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:32,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:32,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:32,923 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:32,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:33,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:33,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:33,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392007 states to 1514 states and 392007 transitions. [2021-11-13 23:52:33,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 392007 transitions. [2021-11-13 23:52:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:33,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:33,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:33,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:33,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:33,536 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:33,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:33,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:33,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:33,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:33,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:34,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393784 states to 1517 states and 393784 transitions. [2021-11-13 23:52:34,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 393784 transitions. [2021-11-13 23:52:34,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:34,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:34,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:34,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:34,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:34,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:34,169 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:34,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:34,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:34,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:34,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:34,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395576 states to 1520 states and 395576 transitions. [2021-11-13 23:52:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 395576 transitions. [2021-11-13 23:52:34,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:34,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:34,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:34,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:34,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:34,749 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:34,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:34,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:34,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:34,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:35,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:35,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397361 states to 1523 states and 397361 transitions. [2021-11-13 23:52:35,227 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 397361 transitions. [2021-11-13 23:52:35,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:35,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:35,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:35,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:35,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:35,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:35,340 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:35,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:35,506 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 50 treesize of output 42 [2021-11-13 23:52:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:35,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399150 states to 1526 states and 399150 transitions. [2021-11-13 23:52:35,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 399150 transitions. [2021-11-13 23:52:35,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:35,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:35,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:35,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:35,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:35,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:35,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:35,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:36,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400878 states to 1529 states and 400878 transitions. [2021-11-13 23:52:36,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 400878 transitions. [2021-11-13 23:52:36,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:36,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:36,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:36,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:36,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:36,342 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:36,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:36,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:36,512 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 50 treesize of output 42 [2021-11-13 23:52:36,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:36,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402570 states to 1532 states and 402570 transitions. [2021-11-13 23:52:36,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 402570 transitions. [2021-11-13 23:52:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:36,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:36,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:36,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:36,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:36,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:36,959 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:36,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:37,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:37,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:37,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:37,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404003 states to 1535 states and 404003 transitions. [2021-11-13 23:52:37,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 404003 transitions. [2021-11-13 23:52:37,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:37,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:37,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:37,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:37,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:37,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:37,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405702 states to 1538 states and 405702 transitions. [2021-11-13 23:52:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 405702 transitions. [2021-11-13 23:52:38,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:38,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:38,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:38,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:38,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:38,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:38,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:38,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:38,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:38,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407531 states to 1541 states and 407531 transitions. [2021-11-13 23:52:38,442 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 407531 transitions. [2021-11-13 23:52:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:38,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:38,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:38,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:38,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:38,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:38,553 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:38,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:38,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:38,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:38,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:39,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409343 states to 1544 states and 409343 transitions. [2021-11-13 23:52:39,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 409343 transitions. [2021-11-13 23:52:39,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:39,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:39,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:39,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:39,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:39,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:39,144 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:39,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:39,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:39,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:39,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411159 states to 1547 states and 411159 transitions. [2021-11-13 23:52:39,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 411159 transitions. [2021-11-13 23:52:39,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:39,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:39,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:39,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:39,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:39,746 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:39,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:39,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:39,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:39,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:40,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:40,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413000 states to 1550 states and 413000 transitions. [2021-11-13 23:52:40,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 413000 transitions. [2021-11-13 23:52:40,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:40,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:40,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:40,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:40,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:40,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:40,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:40,378 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:40,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:40,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:40,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:40,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414824 states to 1553 states and 414824 transitions. [2021-11-13 23:52:40,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 414824 transitions. [2021-11-13 23:52:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:40,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:40,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:40,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:40,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:40,991 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 23:52:41,026 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:41,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:41,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:41,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:41,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:41,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416652 states to 1556 states and 416652 transitions. [2021-11-13 23:52:41,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 416652 transitions. [2021-11-13 23:52:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:41,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:41,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:41,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:41,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:41,689 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:41,690 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 23:52:41,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:41,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:41,842 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 23:52:42,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:42,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418484 states to 1559 states and 418484 transitions. [2021-11-13 23:52:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 418484 transitions. [2021-11-13 23:52:42,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:42,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:42,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:42,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:42,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:42,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:42,293 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:42,293 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 23:52:42,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:42,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:42,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:42,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420320 states to 1562 states and 420320 transitions. [2021-11-13 23:52:42,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 420320 transitions. [2021-11-13 23:52:42,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:42,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:42,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:42,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:42,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:42,901 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:42,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:42,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:43,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:43,066 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 23:52:43,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422160 states to 1565 states and 422160 transitions. [2021-11-13 23:52:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 422160 transitions. [2021-11-13 23:52:43,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:43,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:43,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:43,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:43,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:43,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:43,521 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:43,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:43,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:43,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:43,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:44,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424004 states to 1568 states and 424004 transitions. [2021-11-13 23:52:44,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 424004 transitions. [2021-11-13 23:52:44,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:44,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:44,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:44,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:44,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:44,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:44,152 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:44,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:44,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:44,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:44,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:44,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425852 states to 1571 states and 425852 transitions. [2021-11-13 23:52:44,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 425852 transitions. [2021-11-13 23:52:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:44,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:44,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:44,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:44,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:44,801 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:44,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:44,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:44,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:45,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427704 states to 1574 states and 427704 transitions. [2021-11-13 23:52:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 427704 transitions. [2021-11-13 23:52:45,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:45,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:45,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:45,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:45,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:45,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:45,483 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 20 treesize of output 12 [2021-11-13 23:52:45,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:45,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429573 states to 1577 states and 429573 transitions. [2021-11-13 23:52:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 429573 transitions. [2021-11-13 23:52:45,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:45,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:45,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:45,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:45,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:45,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:45,963 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:45,964 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 23:52:46,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431454 states to 1580 states and 431454 transitions. [2021-11-13 23:52:46,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 431454 transitions. [2021-11-13 23:52:46,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:46,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:46,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:46,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:46,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:46,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:46,601 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:46,601 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 23:52:46,660 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 23:52:46,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:46,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:46,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:47,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433339 states to 1583 states and 433339 transitions. [2021-11-13 23:52:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 433339 transitions. [2021-11-13 23:52:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:47,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:47,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:47,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:47,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:47,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:47,236 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:47,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:47,401 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 50 treesize of output 42 [2021-11-13 23:52:47,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:47,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:47,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435228 states to 1586 states and 435228 transitions. [2021-11-13 23:52:47,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 435228 transitions. [2021-11-13 23:52:47,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:47,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:47,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:47,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:47,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:47,899 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:47,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:47,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:48,080 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 50 treesize of output 42 [2021-11-13 23:52:48,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:48,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:48,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437123 states to 1589 states and 437123 transitions. [2021-11-13 23:52:48,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 437123 transitions. [2021-11-13 23:52:48,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:48,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:48,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:48,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:48,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:48,561 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:48,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:48,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:48,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:48,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:48,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438999 states to 1592 states and 438999 transitions. [2021-11-13 23:52:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 438999 transitions. [2021-11-13 23:52:49,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:49,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:49,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:49,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:49,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:49,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:49,285 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:49,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:49,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:49,439 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 23:52:49,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:49,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440879 states to 1595 states and 440879 transitions. [2021-11-13 23:52:49,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 440879 transitions. [2021-11-13 23:52:49,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:49,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:49,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:49,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:49,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:49,922 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:49,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:49,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:50,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:50,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:50,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:50,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442658 states to 1598 states and 442658 transitions. [2021-11-13 23:52:50,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 442658 transitions. [2021-11-13 23:52:50,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:50,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:50,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:50,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:50,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:50,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:50,567 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:50,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:50,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:50,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:50,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:50,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444546 states to 1601 states and 444546 transitions. [2021-11-13 23:52:51,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 444546 transitions. [2021-11-13 23:52:51,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:51,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:51,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:51,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:51,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:51,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:51,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:51,247 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:51,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:51,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:51,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:51,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446461 states to 1604 states and 446461 transitions. [2021-11-13 23:52:51,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 446461 transitions. [2021-11-13 23:52:51,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:51,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:51,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:51,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:51,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:51,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:51,961 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:51,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:52,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:52,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:52,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448378 states to 1607 states and 448378 transitions. [2021-11-13 23:52:52,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 448378 transitions. [2021-11-13 23:52:52,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:52,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:52,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:52,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:52,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:52,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:52,635 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 20 treesize of output 12 [2021-11-13 23:52:52,637 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 23:52:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:53,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450299 states to 1610 states and 450299 transitions. [2021-11-13 23:52:53,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 450299 transitions. [2021-11-13 23:52:53,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:53,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:53,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:53,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:53,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:53,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:53,202 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:53,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:53,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:53,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:53,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:53,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452156 states to 1613 states and 452156 transitions. [2021-11-13 23:52:53,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 452156 transitions. [2021-11-13 23:52:53,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:53,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:53,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:53,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:53,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:53,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:53,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:53,866 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 20 treesize of output 12 [2021-11-13 23:52:53,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:54,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:54,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454085 states to 1616 states and 454085 transitions. [2021-11-13 23:52:54,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 454085 transitions. [2021-11-13 23:52:54,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:54,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:54,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:54,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:54,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:54,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:54,408 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:54,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:54,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:54,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455737 states to 1619 states and 455737 transitions. [2021-11-13 23:52:54,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 455737 transitions. [2021-11-13 23:52:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:55,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:55,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:55,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:55,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:55,101 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:55,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:55,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:55,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:55,272 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 23:52:55,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:55,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457393 states to 1622 states and 457393 transitions. [2021-11-13 23:52:55,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 457393 transitions. [2021-11-13 23:52:55,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:55,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:55,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:55,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:55,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:55,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:55,785 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:55,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:55,852 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 23:52:55,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:55,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:56,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459053 states to 1625 states and 459053 transitions. [2021-11-13 23:52:56,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 459053 transitions. [2021-11-13 23:52:56,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:56,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:56,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:56,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:52:56,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:56,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:56,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:52:56,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:56,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460998 states to 1628 states and 460998 transitions. [2021-11-13 23:52:56,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 460998 transitions. [2021-11-13 23:52:56,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:56,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:56,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:57,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:57,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:57,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:57,044 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:57,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:57,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:57,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:57,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:57,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462923 states to 1631 states and 462923 transitions. [2021-11-13 23:52:57,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 462923 transitions. [2021-11-13 23:52:57,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:57,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:57,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:57,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:57,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:57,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:57,755 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:57,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:57,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:57,928 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 23:52:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464852 states to 1634 states and 464852 transitions. [2021-11-13 23:52:58,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 464852 transitions. [2021-11-13 23:52:58,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:58,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:58,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:58,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:58,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:58,471 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:58,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:58,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:58,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:58,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:58,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:59,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466785 states to 1637 states and 466785 transitions. [2021-11-13 23:52:59,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 466785 transitions. [2021-11-13 23:52:59,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:59,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:59,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:59,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:59,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:59,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:59,128 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:59,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:59,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:59,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:52:59,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:52:59,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468722 states to 1640 states and 468722 transitions. [2021-11-13 23:52:59,682 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 468722 transitions. [2021-11-13 23:52:59,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:52:59,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:52:59,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:52:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:52:59,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:52:59,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:52:59,794 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:52:59,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:52:59,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:52:59,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:52:59,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:00,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:00,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470687 states to 1643 states and 470687 transitions. [2021-11-13 23:53:00,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 470687 transitions. [2021-11-13 23:53:00,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:00,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:00,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:00,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:00,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:00,468 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:00,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:00,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:00,653 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 50 treesize of output 42 [2021-11-13 23:53:00,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:00,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:01,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472656 states to 1646 states and 472656 transitions. [2021-11-13 23:53:01,049 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 472656 transitions. [2021-11-13 23:53:01,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:01,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:01,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:01,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:01,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:01,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:01,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:01,155 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 20 treesize of output 12 [2021-11-13 23:53:01,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:01,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474629 states to 1649 states and 474629 transitions. [2021-11-13 23:53:01,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 474629 transitions. [2021-11-13 23:53:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:01,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:01,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:01,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:01,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:01,732 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:01,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:01,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:01,883 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 50 treesize of output 42 [2021-11-13 23:53:01,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:02,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:02,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476476 states to 1652 states and 476476 transitions. [2021-11-13 23:53:02,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 476476 transitions. [2021-11-13 23:53:02,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:02,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:02,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:02,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:02,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:02,376 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 23:53:02,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:02,393 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 23:53:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:02,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478327 states to 1655 states and 478327 transitions. [2021-11-13 23:53:02,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 478327 transitions. [2021-11-13 23:53:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:02,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:02,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:02,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:02,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:02,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:02,907 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:02,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:03,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:03,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:03,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480182 states to 1658 states and 480182 transitions. [2021-11-13 23:53:03,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 480182 transitions. [2021-11-13 23:53:03,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:03,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:03,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:03,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:03,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:03,601 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:03,601 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 23:53:03,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:03,767 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 50 treesize of output 42 [2021-11-13 23:53:03,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481885 states to 1661 states and 481885 transitions. [2021-11-13 23:53:04,186 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 481885 transitions. [2021-11-13 23:53:04,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:04,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:04,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:04,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:04,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:04,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:04,313 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:04,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:04,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:04,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:04,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:04,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483878 states to 1664 states and 483878 transitions. [2021-11-13 23:53:04,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 483878 transitions. [2021-11-13 23:53:04,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:04,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:04,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:05,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:05,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:05,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:05,053 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:05,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:05,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:05,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:05,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485875 states to 1667 states and 485875 transitions. [2021-11-13 23:53:05,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 485875 transitions. [2021-11-13 23:53:05,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:05,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:05,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:05,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:05,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:05,782 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:05,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:05,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:05,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:05,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:06,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487876 states to 1670 states and 487876 transitions. [2021-11-13 23:53:06,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 487876 transitions. [2021-11-13 23:53:06,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:06,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:06,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:06,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:06,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:06,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:06,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:06,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:06,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489881 states to 1673 states and 489881 transitions. [2021-11-13 23:53:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 489881 transitions. [2021-11-13 23:53:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:06,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:06,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:07,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:07,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:07,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:07,031 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 20 treesize of output 12 [2021-11-13 23:53:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491890 states to 1676 states and 491890 transitions. [2021-11-13 23:53:07,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 491890 transitions. [2021-11-13 23:53:07,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:07,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:07,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:07,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:07,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:07,585 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:07,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:07,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:07,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:07,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:08,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:08,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493832 states to 1679 states and 493832 transitions. [2021-11-13 23:53:08,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 493832 transitions. [2021-11-13 23:53:08,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:08,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:08,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:08,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:08,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:08,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:08,299 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:08,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:08,462 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 50 treesize of output 42 [2021-11-13 23:53:08,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:08,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:08,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495778 states to 1682 states and 495778 transitions. [2021-11-13 23:53:08,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 495778 transitions. [2021-11-13 23:53:08,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:08,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:08,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:08,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:08,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:08,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:09,004 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:09,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:09,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:09,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:09,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497728 states to 1685 states and 497728 transitions. [2021-11-13 23:53:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 497728 transitions. [2021-11-13 23:53:09,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:09,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:09,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:09,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:09,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:09,736 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:09,737 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 23:53:09,816 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 23:53:09,943 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 50 treesize of output 42 [2021-11-13 23:53:09,947 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 23:53:10,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499753 states to 1688 states and 499753 transitions. [2021-11-13 23:53:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 499753 transitions. [2021-11-13 23:53:10,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:10,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:10,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:10,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:10,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:10,531 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:10,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:10,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:10,717 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 50 treesize of output 42 [2021-11-13 23:53:10,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:11,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501794 states to 1691 states and 501794 transitions. [2021-11-13 23:53:11,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 501794 transitions. [2021-11-13 23:53:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:11,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:11,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:11,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:11,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:11,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:11,334 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:11,334 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 23:53:11,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:11,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503814 states to 1694 states and 503814 transitions. [2021-11-13 23:53:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 503814 transitions. [2021-11-13 23:53:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:11,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:11,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:11,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:11,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:11,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:11,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:12,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:12,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505838 states to 1697 states and 505838 transitions. [2021-11-13 23:53:12,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 505838 transitions. [2021-11-13 23:53:12,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:12,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:12,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:12,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:12,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:12,572 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:12,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:12,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:12,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:12,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:13,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507866 states to 1700 states and 507866 transitions. [2021-11-13 23:53:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 507866 transitions. [2021-11-13 23:53:13,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:13,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:13,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:13,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:13,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:13,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:13,283 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:13,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:13,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:13,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:13,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:13,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509886 states to 1703 states and 509886 transitions. [2021-11-13 23:53:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 509886 transitions. [2021-11-13 23:53:13,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:13,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:13,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:13,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:13,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:13,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:14,019 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:14,019 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 23:53:14,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:14,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:14,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:14,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511947 states to 1706 states and 511947 transitions. [2021-11-13 23:53:14,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 511947 transitions. [2021-11-13 23:53:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:14,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:14,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:14,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:14,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:14,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:14,751 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:14,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:14,819 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 23:53:14,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:14,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:15,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:15,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514012 states to 1709 states and 514012 transitions. [2021-11-13 23:53:15,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 514012 transitions. [2021-11-13 23:53:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:15,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:15,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:15,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:15,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:15,483 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:15,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:15,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:15,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:15,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:16,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516069 states to 1712 states and 516069 transitions. [2021-11-13 23:53:16,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 516069 transitions. [2021-11-13 23:53:16,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:16,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:16,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:16,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:16,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:16,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:16,255 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:16,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:16,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:16,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:16,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:16,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517996 states to 1715 states and 517996 transitions. [2021-11-13 23:53:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 517996 transitions. [2021-11-13 23:53:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:16,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:16,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:16,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:16,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:16,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:17,030 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:17,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:17,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:17,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519940 states to 1718 states and 519940 transitions. [2021-11-13 23:53:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 519940 transitions. [2021-11-13 23:53:17,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:17,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:17,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:17,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:17,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:17,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:17,777 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:17,777 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 23:53:17,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:17,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:17,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:18,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521888 states to 1721 states and 521888 transitions. [2021-11-13 23:53:18,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 521888 transitions. [2021-11-13 23:53:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:18,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:18,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:18,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:18,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:18,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:18,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:18,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:18,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523839 states to 1724 states and 523839 transitions. [2021-11-13 23:53:18,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 523839 transitions. [2021-11-13 23:53:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:18,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:18,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:19,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:19,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:19,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:19,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:19,062 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:19,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:19,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:19,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:19,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525794 states to 1727 states and 525794 transitions. [2021-11-13 23:53:19,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 525794 transitions. [2021-11-13 23:53:19,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:19,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:19,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:19,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:19,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:19,808 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:19,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:19,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:19,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:19,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:20,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527753 states to 1730 states and 527753 transitions. [2021-11-13 23:53:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 527753 transitions. [2021-11-13 23:53:20,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:20,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:20,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:20,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:20,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:20,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:20,636 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:20,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:20,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:20,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:20,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:21,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529716 states to 1733 states and 529716 transitions. [2021-11-13 23:53:21,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 529716 transitions. [2021-11-13 23:53:21,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:21,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:21,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:21,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:21,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:21,358 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:21,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:21,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:21,512 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 50 treesize of output 42 [2021-11-13 23:53:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:21,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531671 states to 1736 states and 531671 transitions. [2021-11-13 23:53:21,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 531671 transitions. [2021-11-13 23:53:22,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:22,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:22,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:22,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:22,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:22,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:22,103 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:22,103 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 23:53:22,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:22,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:22,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:22,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533630 states to 1739 states and 533630 transitions. [2021-11-13 23:53:22,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 533630 transitions. [2021-11-13 23:53:22,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:22,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:22,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:22,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:22,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:22,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:22,861 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:22,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:23,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:23,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535593 states to 1742 states and 535593 transitions. [2021-11-13 23:53:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 535593 transitions. [2021-11-13 23:53:23,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:23,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:23,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:23,600 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:23,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:23,635 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:23,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:23,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:23,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:23,815 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 23:53:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:24,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537669 states to 1745 states and 537669 transitions. [2021-11-13 23:53:24,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 537669 transitions. [2021-11-13 23:53:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:24,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:24,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:24,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:24,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:24,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:24,398 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:24,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:24,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:25,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539749 states to 1748 states and 539749 transitions. [2021-11-13 23:53:25,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 539749 transitions. [2021-11-13 23:53:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:25,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:25,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:25,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:25,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:25,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:25,268 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 20 treesize of output 12 [2021-11-13 23:53:25,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:25,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:25,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541858 states to 1751 states and 541858 transitions. [2021-11-13 23:53:25,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 541858 transitions. [2021-11-13 23:53:25,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:25,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:25,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:25,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:25,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:25,847 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:25,848 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 23:53:25,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:25,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:26,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543958 states to 1754 states and 543958 transitions. [2021-11-13 23:53:26,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 543958 transitions. [2021-11-13 23:53:26,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:26,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:26,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:26,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:26,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:26,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:26,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:26,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:26,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:26,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:27,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545969 states to 1757 states and 545969 transitions. [2021-11-13 23:53:27,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 545969 transitions. [2021-11-13 23:53:27,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:27,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:27,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:27,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:27,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:27,199 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:27,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:27,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:27,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:27,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:27,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547984 states to 1760 states and 547984 transitions. [2021-11-13 23:53:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 547984 transitions. [2021-11-13 23:53:27,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:27,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:27,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:27,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:27,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:27,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:27,943 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:27,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:28,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:28,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:28,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550084 states to 1763 states and 550084 transitions. [2021-11-13 23:53:28,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 550084 transitions. [2021-11-13 23:53:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:28,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:28,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:28,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:28,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:28,656 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 23:53:28,691 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:28,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:28,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:28,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:29,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552225 states to 1766 states and 552225 transitions. [2021-11-13 23:53:29,336 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 552225 transitions. [2021-11-13 23:53:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:29,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:29,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:29,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:29,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:29,430 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 23:53:29,443 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 20 treesize of output 12 [2021-11-13 23:53:29,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:29,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:29,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554234 states to 1769 states and 554234 transitions. [2021-11-13 23:53:29,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 554234 transitions. [2021-11-13 23:53:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:29,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:29,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:30,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:30,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:30,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:30,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:30,085 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:30,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:30,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:30,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:30,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556383 states to 1772 states and 556383 transitions. [2021-11-13 23:53:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 556383 transitions. [2021-11-13 23:53:30,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:30,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:30,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:30,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:30,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:30,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:30,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:30,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:31,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558524 states to 1775 states and 558524 transitions. [2021-11-13 23:53:31,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 558524 transitions. [2021-11-13 23:53:31,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:31,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:31,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:31,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:31,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:31,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:31,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:31,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:31,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560669 states to 1778 states and 560669 transitions. [2021-11-13 23:53:31,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 560669 transitions. [2021-11-13 23:53:31,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:31,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:31,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:31,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:31,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:31,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:32,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:32,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:32,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:32,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:32,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562818 states to 1781 states and 562818 transitions. [2021-11-13 23:53:32,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 562818 transitions. [2021-11-13 23:53:32,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:32,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:32,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:32,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:32,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:32,649 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:32,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:32,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:32,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:33,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:33,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564971 states to 1784 states and 564971 transitions. [2021-11-13 23:53:33,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 564971 transitions. [2021-11-13 23:53:33,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:33,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:33,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:33,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:33,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:33,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:33,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:33,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:33,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567128 states to 1787 states and 567128 transitions. [2021-11-13 23:53:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 567128 transitions. [2021-11-13 23:53:34,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:34,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:34,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:34,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:34,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:34,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:34,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:34,098 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 20 treesize of output 12 [2021-11-13 23:53:34,100 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 23:53:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569289 states to 1790 states and 569289 transitions. [2021-11-13 23:53:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 569289 transitions. [2021-11-13 23:53:34,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:34,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:34,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:34,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:34,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:34,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:34,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:34,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:35,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571454 states to 1793 states and 571454 transitions. [2021-11-13 23:53:35,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 571454 transitions. [2021-11-13 23:53:35,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:35,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:35,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:35,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:35,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:35,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:35,311 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:35,311 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 23:53:35,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:35,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573623 states to 1796 states and 573623 transitions. [2021-11-13 23:53:35,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 573623 transitions. [2021-11-13 23:53:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:36,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:36,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:36,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:36,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:36,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:36,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:36,085 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:36,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:36,244 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 50 treesize of output 42 [2021-11-13 23:53:36,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:36,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:36,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575714 states to 1799 states and 575714 transitions. [2021-11-13 23:53:36,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 575714 transitions. [2021-11-13 23:53:36,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:36,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:36,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:36,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:36,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:36,868 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:36,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:36,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:37,031 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 50 treesize of output 42 [2021-11-13 23:53:37,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:37,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:37,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577809 states to 1802 states and 577809 transitions. [2021-11-13 23:53:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 577809 transitions. [2021-11-13 23:53:37,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:37,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:37,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:37,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:37,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:37,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:37,656 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:37,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:37,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:37,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:38,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:38,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579681 states to 1805 states and 579681 transitions. [2021-11-13 23:53:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 579681 transitions. [2021-11-13 23:53:38,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:38,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:38,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:38,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:38,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:38,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:38,557 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 20 treesize of output 12 [2021-11-13 23:53:38,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:39,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581840 states to 1808 states and 581840 transitions. [2021-11-13 23:53:39,110 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 581840 transitions. [2021-11-13 23:53:39,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:39,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:39,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:39,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:39,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:39,250 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:39,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:39,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:39,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:39,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584029 states to 1811 states and 584029 transitions. [2021-11-13 23:53:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 584029 transitions. [2021-11-13 23:53:40,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:40,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:40,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:40,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:40,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:40,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:40,103 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:40,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:40,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:40,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:40,272 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 23:53:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:40,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586140 states to 1814 states and 586140 transitions. [2021-11-13 23:53:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 586140 transitions. [2021-11-13 23:53:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:40,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:40,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:40,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:40,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:40,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:40,896 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:40,896 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 23:53:40,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:41,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:41,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:41,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:41,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588255 states to 1817 states and 588255 transitions. [2021-11-13 23:53:41,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 588255 transitions. [2021-11-13 23:53:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:41,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:41,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:41,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:41,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:41,657 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 23:53:41,692 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:41,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:41,864 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 50 treesize of output 42 [2021-11-13 23:53:41,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:42,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:42,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590456 states to 1820 states and 590456 transitions. [2021-11-13 23:53:42,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 590456 transitions. [2021-11-13 23:53:42,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:42,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:42,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:42,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:42,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:42,509 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:42,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:42,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:42,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:42,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:42,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592673 states to 1823 states and 592673 transitions. [2021-11-13 23:53:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 592673 transitions. [2021-11-13 23:53:43,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:43,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:43,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:43,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:43,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:43,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:43,324 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 20 treesize of output 12 [2021-11-13 23:53:43,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:43,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594868 states to 1826 states and 594868 transitions. [2021-11-13 23:53:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 594868 transitions. [2021-11-13 23:53:43,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:43,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:43,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:43,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:43,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:43,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:43,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:44,002 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:44,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:44,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:44,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:44,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596973 states to 1829 states and 596973 transitions. [2021-11-13 23:53:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 596973 transitions. [2021-11-13 23:53:44,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:44,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:44,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:44,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:44,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:44,796 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:44,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:44,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:44,951 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 50 treesize of output 42 [2021-11-13 23:53:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599108 states to 1832 states and 599108 transitions. [2021-11-13 23:53:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 599108 transitions. [2021-11-13 23:53:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:45,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:45,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:45,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:45,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:45,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:45,589 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:45,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:45,652 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 23:53:45,751 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 50 treesize of output 42 [2021-11-13 23:53:45,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:46,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:46,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601020 states to 1835 states and 601020 transitions. [2021-11-13 23:53:46,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 601020 transitions. [2021-11-13 23:53:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:46,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:46,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:46,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:46,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:46,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:46,378 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 20 treesize of output 12 [2021-11-13 23:53:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:46,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603166 states to 1838 states and 603166 transitions. [2021-11-13 23:53:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 603166 transitions. [2021-11-13 23:53:46,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:46,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:46,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:46,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:46,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:46,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:47,022 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:47,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:47,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:47,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605316 states to 1841 states and 605316 transitions. [2021-11-13 23:53:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 605316 transitions. [2021-11-13 23:53:47,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:47,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:47,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:47,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:47,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:47,841 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:47,841 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 23:53:47,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:48,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:48,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:48,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:48,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607470 states to 1844 states and 607470 transitions. [2021-11-13 23:53:48,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 607470 transitions. [2021-11-13 23:53:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:48,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:48,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:48,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:48,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:48,636 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 23:53:48,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:48,651 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 23:53:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:49,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609628 states to 1847 states and 609628 transitions. [2021-11-13 23:53:49,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 609628 transitions. [2021-11-13 23:53:49,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:49,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:49,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:49,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:49,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:49,302 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:49,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:49,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:49,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:49,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:49,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:50,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611790 states to 1850 states and 611790 transitions. [2021-11-13 23:53:50,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 611790 transitions. [2021-11-13 23:53:50,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:50,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:50,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:50,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:50,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:50,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:50,155 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 20 treesize of output 12 [2021-11-13 23:53:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:50,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613898 states to 1853 states and 613898 transitions. [2021-11-13 23:53:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 613898 transitions. [2021-11-13 23:53:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:50,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:50,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:50,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:50,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:50,816 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:50,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:50,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:50,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:51,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:51,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615998 states to 1856 states and 615998 transitions. [2021-11-13 23:53:51,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 615998 transitions. [2021-11-13 23:53:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:51,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:51,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:51,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:51,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:51,625 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:51,626 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 23:53:51,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:51,779 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 50 treesize of output 42 [2021-11-13 23:53:51,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:52,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:52,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618114 states to 1859 states and 618114 transitions. [2021-11-13 23:53:52,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 618114 transitions. [2021-11-13 23:53:52,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:52,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:52,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:52,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:52,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:52,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:52,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:52,455 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:52,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:52,621 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 50 treesize of output 42 [2021-11-13 23:53:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:53,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620356 states to 1862 states and 620356 transitions. [2021-11-13 23:53:53,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 620356 transitions. [2021-11-13 23:53:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:53,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:53,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:53,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:53,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:53,287 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:53,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:53,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:53,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:53,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:53,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622468 states to 1865 states and 622468 transitions. [2021-11-13 23:53:53,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 622468 transitions. [2021-11-13 23:53:54,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:54,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:54,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:54,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:54,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:54,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:54,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:54,114 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 20 treesize of output 12 [2021-11-13 23:53:54,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:54,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:54,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624596 states to 1868 states and 624596 transitions. [2021-11-13 23:53:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 624596 transitions. [2021-11-13 23:53:54,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:54,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:54,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:54,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:54,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:54,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:54,783 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:54,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:54,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:54,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:55,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626751 states to 1871 states and 626751 transitions. [2021-11-13 23:53:55,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 626751 transitions. [2021-11-13 23:53:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:55,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:55,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:55,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:55,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:55,676 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:55,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:55,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:55,825 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 50 treesize of output 42 [2021-11-13 23:53:55,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:56,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629009 states to 1874 states and 629009 transitions. [2021-11-13 23:53:56,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 629009 transitions. [2021-11-13 23:53:56,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:56,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:56,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:56,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:56,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:56,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:56,501 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:56,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:56,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:56,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:56,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630809 states to 1877 states and 630809 transitions. [2021-11-13 23:53:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 630809 transitions. [2021-11-13 23:53:57,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:57,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:57,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:57,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:57,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:57,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:57,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:53:57,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:57,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:57,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632613 states to 1880 states and 632613 transitions. [2021-11-13 23:53:57,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 632613 transitions. [2021-11-13 23:53:57,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:57,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:57,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:57,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:57,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:57,952 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 23:53:57,988 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:57,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:58,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:58,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:58,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634421 states to 1883 states and 634421 transitions. [2021-11-13 23:53:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 634421 transitions. [2021-11-13 23:53:58,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:58,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:58,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:58,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:53:58,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:58,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:53:58,842 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:53:58,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:53:59,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:53:59,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:53:59,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:53:59,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636233 states to 1886 states and 636233 transitions. [2021-11-13 23:53:59,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 636233 transitions. [2021-11-13 23:53:59,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:53:59,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:53:59,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:53:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:53:59,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:53:59,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:53:59,660 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 23:53:59,674 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 20 treesize of output 12 [2021-11-13 23:53:59,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:00,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:00,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638049 states to 1889 states and 638049 transitions. [2021-11-13 23:54:00,220 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 638049 transitions. [2021-11-13 23:54:00,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:00,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:00,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:00,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:00,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:00,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:00,362 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:00,362 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 23:54:00,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:00,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639869 states to 1892 states and 639869 transitions. [2021-11-13 23:54:01,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 639869 transitions. [2021-11-13 23:54:01,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:01,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:01,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:01,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:01,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:01,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:01,270 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:01,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:01,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:01,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:01,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641693 states to 1895 states and 641693 transitions. [2021-11-13 23:54:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 641693 transitions. [2021-11-13 23:54:02,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:02,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:02,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:02,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:02,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:02,102 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:02,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:02,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:02,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:02,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:02,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643521 states to 1898 states and 643521 transitions. [2021-11-13 23:54:02,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 643521 transitions. [2021-11-13 23:54:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:02,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:02,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:02,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:02,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:02,983 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:02,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:03,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:03,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:03,145 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 23:54:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:03,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645844 states to 1901 states and 645844 transitions. [2021-11-13 23:54:03,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 645844 transitions. [2021-11-13 23:54:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:03,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:03,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:03,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:03,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:03,831 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:03,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:03,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:03,996 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 50 treesize of output 42 [2021-11-13 23:54:03,999 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 23:54:04,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:04,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648019 states to 1904 states and 648019 transitions. [2021-11-13 23:54:04,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 648019 transitions. [2021-11-13 23:54:04,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:04,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:04,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:04,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:04,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:04,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:04,674 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 20 treesize of output 12 [2021-11-13 23:54:04,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:05,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:05,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650198 states to 1907 states and 650198 transitions. [2021-11-13 23:54:05,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 650198 transitions. [2021-11-13 23:54:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:05,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:05,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:05,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:05,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:05,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:05,355 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 20 treesize of output 12 [2021-11-13 23:54:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652425 states to 1910 states and 652425 transitions. [2021-11-13 23:54:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 652425 transitions. [2021-11-13 23:54:05,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:05,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:05,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:06,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:06,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:06,054 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:06,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:06,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:06,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:06,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:06,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654735 states to 1913 states and 654735 transitions. [2021-11-13 23:54:06,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 654735 transitions. [2021-11-13 23:54:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:06,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:06,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:06,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:06,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:06,953 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:06,953 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 23:54:07,011 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 23:54:07,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:07,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:07,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657049 states to 1916 states and 657049 transitions. [2021-11-13 23:54:07,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 657049 transitions. [2021-11-13 23:54:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:07,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:07,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:07,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:07,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:07,807 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:07,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:07,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:07,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:07,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:08,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:08,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659367 states to 1919 states and 659367 transitions. [2021-11-13 23:54:08,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 659367 transitions. [2021-11-13 23:54:08,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:08,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:08,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:08,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:08,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:08,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:08,673 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:08,673 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 23:54:08,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:08,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:09,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:09,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661689 states to 1922 states and 661689 transitions. [2021-11-13 23:54:09,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 661689 transitions. [2021-11-13 23:54:09,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:09,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:09,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:09,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:09,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:09,545 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:09,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:09,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:09,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:09,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:10,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:10,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664015 states to 1925 states and 664015 transitions. [2021-11-13 23:54:10,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 664015 transitions. [2021-11-13 23:54:10,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:10,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:10,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:10,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:10,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:10,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:10,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:10,436 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:10,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:10,621 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 50 treesize of output 42 [2021-11-13 23:54:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666345 states to 1928 states and 666345 transitions. [2021-11-13 23:54:11,196 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 666345 transitions. [2021-11-13 23:54:11,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:11,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:11,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:11,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:11,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:11,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:11,336 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:11,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:11,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:11,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:11,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:12,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668679 states to 1931 states and 668679 transitions. [2021-11-13 23:54:12,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 668679 transitions. [2021-11-13 23:54:12,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:12,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:12,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:12,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:12,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:12,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:12,323 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:12,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:12,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:12,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:12,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:13,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671046 states to 1934 states and 671046 transitions. [2021-11-13 23:54:13,079 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 671046 transitions. [2021-11-13 23:54:13,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:13,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:13,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:13,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:13,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:13,214 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:13,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:13,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:13,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:13,370 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 23:54:13,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:13,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673417 states to 1937 states and 673417 transitions. [2021-11-13 23:54:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 673417 transitions. [2021-11-13 23:54:14,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:14,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:14,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:14,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:14,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:14,105 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:14,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:14,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:14,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:14,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:14,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675683 states to 1940 states and 675683 transitions. [2021-11-13 23:54:14,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 675683 transitions. [2021-11-13 23:54:14,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:14,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:14,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:14,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:14,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:14,975 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 23:54:15,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:15,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:15,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677951 states to 1943 states and 677951 transitions. [2021-11-13 23:54:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 677951 transitions. [2021-11-13 23:54:15,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:15,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:15,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:15,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:15,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:15,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:15,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:16,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680223 states to 1946 states and 680223 transitions. [2021-11-13 23:54:16,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 680223 transitions. [2021-11-13 23:54:16,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:16,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:16,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:16,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:16,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:16,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:16,496 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:16,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:16,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:16,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:17,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:17,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682472 states to 1949 states and 682472 transitions. [2021-11-13 23:54:17,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 682472 transitions. [2021-11-13 23:54:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:17,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:17,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:17,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:17,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:17,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:17,567 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:17,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:17,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:17,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:17,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:18,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684725 states to 1952 states and 684725 transitions. [2021-11-13 23:54:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 684725 transitions. [2021-11-13 23:54:18,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:18,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:18,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:18,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:18,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:18,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:18,488 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:18,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:18,654 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 50 treesize of output 42 [2021-11-13 23:54:18,657 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 23:54:19,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686982 states to 1955 states and 686982 transitions. [2021-11-13 23:54:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 686982 transitions. [2021-11-13 23:54:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:19,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:19,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:19,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:19,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:19,356 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 23:54:19,390 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:19,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:19,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:20,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689243 states to 1958 states and 689243 transitions. [2021-11-13 23:54:20,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 689243 transitions. [2021-11-13 23:54:20,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:20,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:20,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:20,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:20,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:20,301 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:20,301 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 23:54:20,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:20,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:20,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:20,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:21,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691508 states to 1961 states and 691508 transitions. [2021-11-13 23:54:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 691508 transitions. [2021-11-13 23:54:21,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:21,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:21,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:21,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:21,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:21,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:21,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:21,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:21,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693777 states to 1964 states and 693777 transitions. [2021-11-13 23:54:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 693777 transitions. [2021-11-13 23:54:21,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:21,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:21,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:21,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:21,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:21,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:21,905 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:21,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:21,973 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 23:54:22,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:22,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696050 states to 1967 states and 696050 transitions. [2021-11-13 23:54:22,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 696050 transitions. [2021-11-13 23:54:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:22,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:22,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:22,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:22,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:22,849 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:22,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:22,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:22,994 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 50 treesize of output 42 [2021-11-13 23:54:22,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:23,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:23,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698327 states to 1970 states and 698327 transitions. [2021-11-13 23:54:23,589 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 698327 transitions. [2021-11-13 23:54:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:23,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:23,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:23,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:23,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:23,726 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:23,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:23,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:23,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:23,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:24,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700697 states to 1973 states and 700697 transitions. [2021-11-13 23:54:24,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 700697 transitions. [2021-11-13 23:54:24,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:24,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:24,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:24,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:24,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:24,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:24,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:24,610 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:24,610 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 23:54:24,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:25,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:25,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703071 states to 1976 states and 703071 transitions. [2021-11-13 23:54:25,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 703071 transitions. [2021-11-13 23:54:25,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:25,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:25,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:25,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:25,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:25,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:25,507 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:25,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:25,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:25,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:26,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:26,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705449 states to 1979 states and 705449 transitions. [2021-11-13 23:54:26,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 705449 transitions. [2021-11-13 23:54:26,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:26,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:26,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:26,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:26,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:26,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:26,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:26,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:26,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:27,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707831 states to 1982 states and 707831 transitions. [2021-11-13 23:54:27,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 707831 transitions. [2021-11-13 23:54:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:27,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:27,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:27,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:27,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:27,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:27,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:27,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:27,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710217 states to 1985 states and 710217 transitions. [2021-11-13 23:54:27,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 710217 transitions. [2021-11-13 23:54:27,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:27,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:27,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:27,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:27,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:27,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:27,918 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:27,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:27,984 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 23:54:28,087 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 50 treesize of output 42 [2021-11-13 23:54:28,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:28,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712607 states to 1988 states and 712607 transitions. [2021-11-13 23:54:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 712607 transitions. [2021-11-13 23:54:28,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:28,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:28,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:28,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:28,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:28,908 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:28,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:28,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:29,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:29,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715021 states to 1991 states and 715021 transitions. [2021-11-13 23:54:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 715021 transitions. [2021-11-13 23:54:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:29,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:29,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:29,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:29,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:29,811 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:29,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:29,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:29,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:30,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:30,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717304 states to 1994 states and 717304 transitions. [2021-11-13 23:54:30,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 717304 transitions. [2021-11-13 23:54:30,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:30,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:30,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:30,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:30,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:30,713 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:30,713 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 23:54:30,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:30,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:30,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:31,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:31,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719571 states to 1997 states and 719571 transitions. [2021-11-13 23:54:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 719571 transitions. [2021-11-13 23:54:31,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:31,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:31,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:31,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:31,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:31,588 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 23:54:31,622 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:31,622 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 23:54:31,784 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 50 treesize of output 42 [2021-11-13 23:54:31,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:32,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:32,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721977 states to 2000 states and 721977 transitions. [2021-11-13 23:54:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 721977 transitions. [2021-11-13 23:54:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:32,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:32,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:32,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:32,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:32,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:32,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:32,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724407 states to 2003 states and 724407 transitions. [2021-11-13 23:54:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 724407 transitions. [2021-11-13 23:54:33,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:33,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:33,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:33,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:33,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:33,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:33,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:33,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:33,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:34,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726821 states to 2006 states and 726821 transitions. [2021-11-13 23:54:34,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 726821 transitions. [2021-11-13 23:54:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:34,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:34,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:34,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:34,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:34,138 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:34,138 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 23:54:34,194 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 23:54:34,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:34,285 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 23:54:34,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:34,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729239 states to 2009 states and 729239 transitions. [2021-11-13 23:54:34,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 729239 transitions. [2021-11-13 23:54:34,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:34,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:34,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:35,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:35,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:35,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:35,039 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 20 treesize of output 12 [2021-11-13 23:54:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:35,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731526 states to 2012 states and 731526 transitions. [2021-11-13 23:54:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 731526 transitions. [2021-11-13 23:54:35,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:35,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:35,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:35,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:35,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:35,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:35,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:35,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:36,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:36,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733817 states to 2015 states and 733817 transitions. [2021-11-13 23:54:36,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 733817 transitions. [2021-11-13 23:54:36,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:36,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:36,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:36,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:36,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:36,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:36,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:36,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:37,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736112 states to 2018 states and 736112 transitions. [2021-11-13 23:54:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 736112 transitions. [2021-11-13 23:54:37,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:37,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:37,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:37,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:37,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:37,329 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:37,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:37,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:37,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:37,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:38,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738411 states to 2021 states and 738411 transitions. [2021-11-13 23:54:38,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 738411 transitions. [2021-11-13 23:54:38,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:38,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:38,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:38,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:38,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:38,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:38,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:38,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:39,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740714 states to 2024 states and 740714 transitions. [2021-11-13 23:54:39,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 740714 transitions. [2021-11-13 23:54:39,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:39,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:39,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:39,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:39,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:39,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:39,145 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:39,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:39,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:39,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:39,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743041 states to 2027 states and 743041 transitions. [2021-11-13 23:54:39,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 743041 transitions. [2021-11-13 23:54:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:40,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:40,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:40,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:40,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:40,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:40,048 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 23:54:40,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:40,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:40,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:40,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745372 states to 2030 states and 745372 transitions. [2021-11-13 23:54:40,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 745372 transitions. [2021-11-13 23:54:40,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:40,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:40,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:40,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:40,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:40,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:40,848 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:40,849 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 23:54:41,001 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 50 treesize of output 42 [2021-11-13 23:54:41,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:41,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:41,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747707 states to 2033 states and 747707 transitions. [2021-11-13 23:54:41,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 747707 transitions. [2021-11-13 23:54:41,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:41,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:41,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:41,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:41,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:41,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:41,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:41,791 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:41,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:41,952 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 50 treesize of output 42 [2021-11-13 23:54:41,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:42,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750046 states to 2036 states and 750046 transitions. [2021-11-13 23:54:42,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 750046 transitions. [2021-11-13 23:54:42,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:42,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:42,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:42,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:42,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:42,744 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:42,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:42,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:42,904 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 50 treesize of output 42 [2021-11-13 23:54:42,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:43,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:43,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752389 states to 2039 states and 752389 transitions. [2021-11-13 23:54:43,554 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 752389 transitions. [2021-11-13 23:54:43,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:43,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:43,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:43,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:43,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:43,700 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:43,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:43,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:43,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:43,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:44,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:44,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754736 states to 2042 states and 754736 transitions. [2021-11-13 23:54:44,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 754736 transitions. [2021-11-13 23:54:44,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:44,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:44,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:44,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:44,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:44,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:44,747 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:44,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:44,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:44,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:45,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:45,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757087 states to 2045 states and 757087 transitions. [2021-11-13 23:54:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 757087 transitions. [2021-11-13 23:54:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:45,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:45,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:45,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:45,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:45,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:45,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:46,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:46,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759225 states to 2048 states and 759225 transitions. [2021-11-13 23:54:46,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 759225 transitions. [2021-11-13 23:54:46,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:46,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:46,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:46,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:46,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:46,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:46,475 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:46,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:46,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:46,634 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 23:54:47,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761726 states to 2051 states and 761726 transitions. [2021-11-13 23:54:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 761726 transitions. [2021-11-13 23:54:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:47,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:47,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:47,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:47,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:47,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:47,436 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:47,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:47,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:47,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764231 states to 2054 states and 764231 transitions. [2021-11-13 23:54:48,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 764231 transitions. [2021-11-13 23:54:48,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:48,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:48,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:48,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:48,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:48,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:48,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:48,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:48,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766740 states to 2057 states and 766740 transitions. [2021-11-13 23:54:49,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 766740 transitions. [2021-11-13 23:54:49,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:49,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:49,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:49,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:49,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:49,195 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:49,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:49,257 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 23:54:49,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:49,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:50,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:50,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769253 states to 2060 states and 769253 transitions. [2021-11-13 23:54:50,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 769253 transitions. [2021-11-13 23:54:50,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:50,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:50,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:50,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:50,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:50,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:50,525 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:50,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:50,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:50,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:51,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771770 states to 2063 states and 771770 transitions. [2021-11-13 23:54:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 771770 transitions. [2021-11-13 23:54:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:51,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:51,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:51,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:51,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:51,487 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:51,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:51,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:51,638 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 50 treesize of output 42 [2021-11-13 23:54:51,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:52,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774291 states to 2066 states and 774291 transitions. [2021-11-13 23:54:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 774291 transitions. [2021-11-13 23:54:52,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:52,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:52,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:52,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:52,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:52,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:52,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:52,463 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:52,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:52,621 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 50 treesize of output 42 [2021-11-13 23:54:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:53,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:53,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776836 states to 2069 states and 776836 transitions. [2021-11-13 23:54:53,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 776836 transitions. [2021-11-13 23:54:53,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:53,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:53,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:53,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:53,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:53,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:53,468 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:53,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:53,644 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 50 treesize of output 42 [2021-11-13 23:54:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:54,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:54,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779385 states to 2072 states and 779385 transitions. [2021-11-13 23:54:54,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 779385 transitions. [2021-11-13 23:54:54,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:54,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:54,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:54,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:54,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:54,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:54,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:54,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:54,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:55,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781938 states to 2075 states and 781938 transitions. [2021-11-13 23:54:55,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 781938 transitions. [2021-11-13 23:54:55,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:55,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:55,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:55,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:55,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:55,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:55,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:55,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:55,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:56,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784495 states to 2078 states and 784495 transitions. [2021-11-13 23:54:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 784495 transitions. [2021-11-13 23:54:56,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:56,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:56,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:56,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:56,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:56,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:56,173 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:56,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:56,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:56,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:56,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:57,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786933 states to 2081 states and 786933 transitions. [2021-11-13 23:54:57,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 786933 transitions. [2021-11-13 23:54:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:57,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:57,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:57,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:57,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:57,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:57,164 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:57,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:57,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:54:57,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789478 states to 2084 states and 789478 transitions. [2021-11-13 23:54:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 789478 transitions. [2021-11-13 23:54:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:58,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:58,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:58,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:58,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:58,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:58,164 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:54:58,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:54:58,325 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 50 treesize of output 42 [2021-11-13 23:54:58,328 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 23:54:58,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:59,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792027 states to 2087 states and 792027 transitions. [2021-11-13 23:54:59,016 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 792027 transitions. [2021-11-13 23:54:59,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:59,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:59,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:59,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:59,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:54:59,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:59,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:54:59,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:54:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:54:59,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:54:59,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794580 states to 2090 states and 794580 transitions. [2021-11-13 23:54:59,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 794580 transitions. [2021-11-13 23:54:59,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:54:59,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:54:59,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:54:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:54:59,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:54:59,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:54:59,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:00,002 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:00,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:00,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:00,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:00,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797137 states to 2093 states and 797137 transitions. [2021-11-13 23:55:00,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 797137 transitions. [2021-11-13 23:55:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:01,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:01,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:01,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:01,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:01,163 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:01,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:01,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:01,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:01,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799698 states to 2096 states and 799698 transitions. [2021-11-13 23:55:02,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 799698 transitions. [2021-11-13 23:55:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:02,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:02,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:02,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:02,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:02,189 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:02,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:02,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:02,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:02,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:03,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:03,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802283 states to 2099 states and 802283 transitions. [2021-11-13 23:55:03,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 802283 transitions. [2021-11-13 23:55:03,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:03,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:03,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:03,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:03,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:03,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:03,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:03,422 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:03,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:03,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:03,584 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 23:55:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804852 states to 2102 states and 804852 transitions. [2021-11-13 23:55:04,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 804852 transitions. [2021-11-13 23:55:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:04,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:04,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:04,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:04,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:04,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:04,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:04,442 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:04,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:04,607 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 50 treesize of output 42 [2021-11-13 23:55:04,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:05,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:05,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807425 states to 2105 states and 807425 transitions. [2021-11-13 23:55:05,315 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 807425 transitions. [2021-11-13 23:55:05,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:05,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:05,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:05,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:05,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:05,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:05,466 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:05,466 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 23:55:05,530 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 23:55:05,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:05,634 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 23:55:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:06,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810022 states to 2108 states and 810022 transitions. [2021-11-13 23:55:06,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 810022 transitions. [2021-11-13 23:55:06,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:06,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:06,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:06,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:06,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:06,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:06,528 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:06,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:06,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:06,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:07,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812623 states to 2111 states and 812623 transitions. [2021-11-13 23:55:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 812623 transitions. [2021-11-13 23:55:07,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:07,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:07,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:07,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:07,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:07,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:07,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:07,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:07,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:08,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815180 states to 2114 states and 815180 transitions. [2021-11-13 23:55:08,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 815180 transitions. [2021-11-13 23:55:08,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:08,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:08,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:08,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:08,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:08,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:08,467 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 20 treesize of output 12 [2021-11-13 23:55:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:08,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:09,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817741 states to 2117 states and 817741 transitions. [2021-11-13 23:55:09,187 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 817741 transitions. [2021-11-13 23:55:09,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:09,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:09,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:09,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:09,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:09,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:09,309 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 23:55:09,342 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:09,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:09,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:09,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:10,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820306 states to 2120 states and 820306 transitions. [2021-11-13 23:55:10,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 820306 transitions. [2021-11-13 23:55:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:10,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:10,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:10,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:10,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:10,370 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:10,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:10,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:10,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:10,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:10,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:11,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822875 states to 2123 states and 822875 transitions. [2021-11-13 23:55:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 822875 transitions. [2021-11-13 23:55:11,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:11,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:11,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:11,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:11,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:11,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:11,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:11,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:11,391 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 23:55:11,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:12,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825448 states to 2126 states and 825448 transitions. [2021-11-13 23:55:12,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 825448 transitions. [2021-11-13 23:55:12,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:12,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:12,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:12,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:12,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:12,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:12,269 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:12,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:12,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:12,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:12,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:13,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828025 states to 2129 states and 828025 transitions. [2021-11-13 23:55:13,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 828025 transitions. [2021-11-13 23:55:13,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:13,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:13,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:13,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:13,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:13,314 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:13,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:13,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:13,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:13,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:13,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:14,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830606 states to 2132 states and 830606 transitions. [2021-11-13 23:55:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 830606 transitions. [2021-11-13 23:55:14,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:14,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:14,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:14,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:14,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:14,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:14,342 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 20 treesize of output 12 [2021-11-13 23:55:14,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:14,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:15,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833191 states to 2135 states and 833191 transitions. [2021-11-13 23:55:15,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 833191 transitions. [2021-11-13 23:55:15,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:15,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:15,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:15,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:15,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:15,238 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:15,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:15,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:15,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:15,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:15,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:16,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835780 states to 2138 states and 835780 transitions. [2021-11-13 23:55:16,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 835780 transitions. [2021-11-13 23:55:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:16,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:16,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:16,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:16,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:16,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:16,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:16,353 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:16,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:16,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:16,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:17,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838373 states to 2141 states and 838373 transitions. [2021-11-13 23:55:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 838373 transitions. [2021-11-13 23:55:17,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:17,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:17,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:17,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:17,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:17,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:17,506 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:17,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:17,690 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 50 treesize of output 42 [2021-11-13 23:55:17,693 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 23:55:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:18,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840970 states to 2144 states and 840970 transitions. [2021-11-13 23:55:18,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 840970 transitions. [2021-11-13 23:55:18,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:18,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:18,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:18,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:18,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:18,788 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:18,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:18,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:18,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:18,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:19,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843571 states to 2147 states and 843571 transitions. [2021-11-13 23:55:19,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 843571 transitions. [2021-11-13 23:55:19,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:19,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:19,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:19,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:19,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:19,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:19,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:19,922 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:19,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:20,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:20,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:20,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:20,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846176 states to 2150 states and 846176 transitions. [2021-11-13 23:55:20,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 846176 transitions. [2021-11-13 23:55:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:20,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:20,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:20,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:20,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:21,025 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:21,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:21,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:21,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:21,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:21,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:22,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848785 states to 2153 states and 848785 transitions. [2021-11-13 23:55:22,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 848785 transitions. [2021-11-13 23:55:22,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:22,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:22,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:22,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:22,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:22,184 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:22,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:22,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:22,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:22,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851398 states to 2156 states and 851398 transitions. [2021-11-13 23:55:23,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 851398 transitions. [2021-11-13 23:55:23,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:23,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:23,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:23,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:23,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:23,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:23,327 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:23,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:23,499 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 50 treesize of output 42 [2021-11-13 23:55:23,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:23,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:24,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854015 states to 2159 states and 854015 transitions. [2021-11-13 23:55:24,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 854015 transitions. [2021-11-13 23:55:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:24,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:24,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:24,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:24,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:24,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:24,549 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:24,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:24,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:24,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:25,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856636 states to 2162 states and 856636 transitions. [2021-11-13 23:55:25,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 856636 transitions. [2021-11-13 23:55:25,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:25,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:25,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:25,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:25,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:25,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:25,673 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:25,673 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 23:55:25,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:25,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:25,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:26,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859261 states to 2165 states and 859261 transitions. [2021-11-13 23:55:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 859261 transitions. [2021-11-13 23:55:26,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:26,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:26,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:26,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:26,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:26,844 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:26,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:26,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:27,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:27,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:27,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:27,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861890 states to 2168 states and 861890 transitions. [2021-11-13 23:55:27,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 861890 transitions. [2021-11-13 23:55:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:27,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:27,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:27,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:27,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:27,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:28,012 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 20 treesize of output 12 [2021-11-13 23:55:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:28,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:28,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864523 states to 2171 states and 864523 transitions. [2021-11-13 23:55:28,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 864523 transitions. [2021-11-13 23:55:28,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:28,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:28,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:28,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:28,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:29,034 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:29,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:29,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:29,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:29,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:30,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867024 states to 2174 states and 867024 transitions. [2021-11-13 23:55:30,046 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 867024 transitions. [2021-11-13 23:55:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:30,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:30,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:30,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:30,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:30,357 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:30,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:30,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:30,508 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 50 treesize of output 42 [2021-11-13 23:55:30,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:31,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869665 states to 2177 states and 869665 transitions. [2021-11-13 23:55:31,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 869665 transitions. [2021-11-13 23:55:31,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:31,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:31,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:31,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:31,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:31,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:31,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:31,503 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 20 treesize of output 12 [2021-11-13 23:55:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:32,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872310 states to 2180 states and 872310 transitions. [2021-11-13 23:55:32,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 872310 transitions. [2021-11-13 23:55:32,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:32,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:32,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:32,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:32,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:32,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:32,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:32,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:33,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:33,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874959 states to 2183 states and 874959 transitions. [2021-11-13 23:55:33,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2183 states and 874959 transitions. [2021-11-13 23:55:33,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:33,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:33,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:33,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:33,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:33,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:33,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:33,524 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:33,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:33,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:34,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:34,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877640 states to 2186 states and 877640 transitions. [2021-11-13 23:55:34,525 INFO L276 IsEmpty]: Start isEmpty. Operand 2186 states and 877640 transitions. [2021-11-13 23:55:34,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:34,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:34,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:34,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:34,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:34,691 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:34,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:34,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:34,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:34,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:35,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:35,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880325 states to 2189 states and 880325 transitions. [2021-11-13 23:55:35,693 INFO L276 IsEmpty]: Start isEmpty. Operand 2189 states and 880325 transitions. [2021-11-13 23:55:35,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:35,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:35,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:35,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:35,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:35,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:35,858 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:35,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:35,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:36,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:36,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882850 states to 2192 states and 882850 transitions. [2021-11-13 23:55:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 882850 transitions. [2021-11-13 23:55:37,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:37,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:37,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:37,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:37,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:37,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:37,145 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:37,146 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 23:55:37,210 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 23:55:37,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:37,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:37,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:38,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885399 states to 2195 states and 885399 transitions. [2021-11-13 23:55:38,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2195 states and 885399 transitions. [2021-11-13 23:55:38,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:38,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:38,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:38,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:38,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:38,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:38,392 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:38,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:38,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:38,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:39,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887952 states to 2198 states and 887952 transitions. [2021-11-13 23:55:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2198 states and 887952 transitions. [2021-11-13 23:55:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:39,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:39,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:39,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:39,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:39,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:39,569 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:39,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:39,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:40,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:40,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890510 states to 2201 states and 890510 transitions. [2021-11-13 23:55:40,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 890510 transitions. [2021-11-13 23:55:40,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:40,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:40,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:40,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:40,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:40,790 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:40,790 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 23:55:40,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:40,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:40,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:41,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:41,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893051 states to 2204 states and 893051 transitions. [2021-11-13 23:55:41,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 893051 transitions. [2021-11-13 23:55:41,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:41,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:41,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:41,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:41,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:41,976 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:41,976 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 23:55:42,034 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 23:55:42,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:42,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:42,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:42,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895616 states to 2207 states and 895616 transitions. [2021-11-13 23:55:42,967 INFO L276 IsEmpty]: Start isEmpty. Operand 2207 states and 895616 transitions. [2021-11-13 23:55:43,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:43,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:43,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:43,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:43,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:43,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:43,121 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 23:55:43,168 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:43,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:43,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:43,375 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 23:55:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:44,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898185 states to 2210 states and 898185 transitions. [2021-11-13 23:55:44,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2210 states and 898185 transitions. [2021-11-13 23:55:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:44,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:44,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:44,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:44,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:44,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:44,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:44,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:45,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900763 states to 2213 states and 900763 transitions. [2021-11-13 23:55:45,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 900763 transitions. [2021-11-13 23:55:45,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:45,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:45,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:45,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:45,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:45,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:45,394 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:45,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:45,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:45,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:45,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:46,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:46,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903476 states to 2216 states and 903476 transitions. [2021-11-13 23:55:46,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 903476 transitions. [2021-11-13 23:55:46,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:46,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:46,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:46,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:46,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:46,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:46,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:46,582 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:46,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:46,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:46,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:47,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:47,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905661 states to 2219 states and 905661 transitions. [2021-11-13 23:55:47,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 905661 transitions. [2021-11-13 23:55:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:47,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:47,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:47,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:47,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:47,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:47,881 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:47,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:48,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:48,044 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 23:55:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:48,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907850 states to 2222 states and 907850 transitions. [2021-11-13 23:55:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 907850 transitions. [2021-11-13 23:55:48,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:48,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:48,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:49,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:49,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:49,048 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:49,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:49,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:49,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:49,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910575 states to 2225 states and 910575 transitions. [2021-11-13 23:55:50,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 910575 transitions. [2021-11-13 23:55:50,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:50,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:50,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:50,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:50,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:50,237 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:50,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:50,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:50,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:50,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:51,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913304 states to 2228 states and 913304 transitions. [2021-11-13 23:55:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 913304 transitions. [2021-11-13 23:55:51,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:51,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:51,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:51,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:51,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:51,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:51,407 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:51,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:51,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:51,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:52,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915506 states to 2231 states and 915506 transitions. [2021-11-13 23:55:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 915506 transitions. [2021-11-13 23:55:52,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:52,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:52,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:52,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:55:52,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:52,549 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 23:55:52,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:55:52,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:53,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:53,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917711 states to 2234 states and 917711 transitions. [2021-11-13 23:55:53,408 INFO L276 IsEmpty]: Start isEmpty. Operand 2234 states and 917711 transitions. [2021-11-13 23:55:53,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:53,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:53,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:53,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:53,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:53,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:53,583 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:53,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:53,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:54,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919920 states to 2237 states and 919920 transitions. [2021-11-13 23:55:54,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 919920 transitions. [2021-11-13 23:55:54,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:54,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:54,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:54,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:54,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:54,852 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 23:55:54,886 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:54,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:55,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:55,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:55,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922528 states to 2240 states and 922528 transitions. [2021-11-13 23:55:55,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 922528 transitions. [2021-11-13 23:55:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:56,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:56,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:56,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:56,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:56,085 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:56,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:56,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:56,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:56,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:56,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:57,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924745 states to 2243 states and 924745 transitions. [2021-11-13 23:55:57,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 924745 transitions. [2021-11-13 23:55:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:57,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:57,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:57,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:57,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:57,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:57,280 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:57,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:57,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:57,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:57,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:57,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:58,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927527 states to 2246 states and 927527 transitions. [2021-11-13 23:55:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 927527 transitions. [2021-11-13 23:55:58,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:58,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:58,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:58,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:58,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:58,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:58,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:58,474 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:58,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:55:58,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:59,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:59,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930313 states to 2249 states and 930313 transitions. [2021-11-13 23:55:59,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 930313 transitions. [2021-11-13 23:55:59,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:55:59,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:59,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:59,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:59,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:55:59,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:55:59,720 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:55:59,720 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 23:55:59,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:55:59,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:55:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:00,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:00,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933103 states to 2252 states and 933103 transitions. [2021-11-13 23:56:00,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 933103 transitions. [2021-11-13 23:56:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:00,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:00,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:00,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:00,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:00,924 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:00,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:00,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:01,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:01,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:01,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935896 states to 2255 states and 935896 transitions. [2021-11-13 23:56:02,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2255 states and 935896 transitions. [2021-11-13 23:56:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:02,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:02,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:02,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:02,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:02,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:02,232 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:02,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:02,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:02,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:02,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:03,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938528 states to 2258 states and 938528 transitions. [2021-11-13 23:56:03,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2258 states and 938528 transitions. [2021-11-13 23:56:03,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:03,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:03,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:03,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:03,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:03,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:03,420 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 20 treesize of output 12 [2021-11-13 23:56:03,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:04,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941329 states to 2261 states and 941329 transitions. [2021-11-13 23:56:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 941329 transitions. [2021-11-13 23:56:04,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:04,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:04,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:04,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:04,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:04,485 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:04,485 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 23:56:04,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:04,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:04,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:05,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943969 states to 2264 states and 943969 transitions. [2021-11-13 23:56:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2264 states and 943969 transitions. [2021-11-13 23:56:05,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:05,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:05,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:05,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:05,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:05,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:05,719 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:05,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:05,888 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 50 treesize of output 42 [2021-11-13 23:56:05,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:06,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946613 states to 2267 states and 946613 transitions. [2021-11-13 23:56:06,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2267 states and 946613 transitions. [2021-11-13 23:56:06,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:06,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:06,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:06,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:06,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:06,937 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:06,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:07,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:07,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:07,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:08,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949261 states to 2270 states and 949261 transitions. [2021-11-13 23:56:08,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2270 states and 949261 transitions. [2021-11-13 23:56:08,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:08,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:08,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:08,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:08,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:08,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:08,182 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:08,182 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 23:56:08,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:08,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:08,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951913 states to 2273 states and 951913 transitions. [2021-11-13 23:56:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 951913 transitions. [2021-11-13 23:56:09,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:09,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:09,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:09,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:09,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:09,484 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:09,485 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 23:56:09,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:09,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:09,634 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 23:56:10,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:10,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954569 states to 2276 states and 954569 transitions. [2021-11-13 23:56:10,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 954569 transitions. [2021-11-13 23:56:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:10,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:10,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:10,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:10,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:10,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:10,683 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:10,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:10,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:10,847 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 23:56:11,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957229 states to 2279 states and 957229 transitions. [2021-11-13 23:56:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2279 states and 957229 transitions. [2021-11-13 23:56:11,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:11,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:11,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:11,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:11,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:11,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:11,947 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:11,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:12,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:12,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:12,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:13,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959893 states to 2282 states and 959893 transitions. [2021-11-13 23:56:13,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 959893 transitions. [2021-11-13 23:56:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:13,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:13,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:13,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:13,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:13,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:13,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:13,218 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:13,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:13,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:14,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962561 states to 2285 states and 962561 transitions. [2021-11-13 23:56:14,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 962561 transitions. [2021-11-13 23:56:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:14,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:14,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:14,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:14,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:14,462 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:14,462 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 23:56:14,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:14,634 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 50 treesize of output 42 [2021-11-13 23:56:14,637 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 23:56:15,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:15,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965398 states to 2288 states and 965398 transitions. [2021-11-13 23:56:15,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 965398 transitions. [2021-11-13 23:56:15,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:15,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:15,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:15,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:15,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:15,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:15,700 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:15,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:15,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:15,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967806 states to 2291 states and 967806 transitions. [2021-11-13 23:56:16,794 INFO L276 IsEmpty]: Start isEmpty. Operand 2291 states and 967806 transitions. [2021-11-13 23:56:16,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:16,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:16,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:16,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:16,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:16,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:16,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:16,952 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 20 treesize of output 12 [2021-11-13 23:56:16,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:17,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:17,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970651 states to 2294 states and 970651 transitions. [2021-11-13 23:56:17,853 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 970651 transitions. [2021-11-13 23:56:17,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:17,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:17,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:17,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:17,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:18,027 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:18,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:18,083 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 23:56:18,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:18,177 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 23:56:18,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:19,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973500 states to 2297 states and 973500 transitions. [2021-11-13 23:56:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 973500 transitions. [2021-11-13 23:56:19,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:19,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:19,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:19,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:19,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:19,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:19,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:19,252 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:19,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:19,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976187 states to 2300 states and 976187 transitions. [2021-11-13 23:56:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 976187 transitions. [2021-11-13 23:56:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:20,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:20,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:20,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:20,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:20,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:20,467 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 20 treesize of output 12 [2021-11-13 23:56:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:21,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:21,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978878 states to 2303 states and 978878 transitions. [2021-11-13 23:56:21,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 978878 transitions. [2021-11-13 23:56:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:21,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:21,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:21,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:21,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:21,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:21,556 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:21,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:21,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:21,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:22,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:22,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981684 states to 2306 states and 981684 transitions. [2021-11-13 23:56:22,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 981684 transitions. [2021-11-13 23:56:22,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:22,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:22,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:22,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:22,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:22,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:22,806 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:22,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:22,977 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 50 treesize of output 42 [2021-11-13 23:56:22,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:23,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:23,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984494 states to 2309 states and 984494 transitions. [2021-11-13 23:56:23,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2309 states and 984494 transitions. [2021-11-13 23:56:24,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:24,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:24,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:24,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:24,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:24,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:24,071 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 20 treesize of output 12 [2021-11-13 23:56:24,073 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 23:56:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:25,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987308 states to 2312 states and 987308 transitions. [2021-11-13 23:56:25,007 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 987308 transitions. [2021-11-13 23:56:25,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:25,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:25,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:25,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:25,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:25,183 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:25,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:25,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:25,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:25,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:25,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:26,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990126 states to 2315 states and 990126 transitions. [2021-11-13 23:56:26,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2315 states and 990126 transitions. [2021-11-13 23:56:26,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:26,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:26,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:26,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:26,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:26,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:26,436 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:26,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:26,594 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 50 treesize of output 42 [2021-11-13 23:56:26,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:27,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992948 states to 2318 states and 992948 transitions. [2021-11-13 23:56:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 992948 transitions. [2021-11-13 23:56:27,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:27,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:27,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:27,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:27,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:27,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:27,701 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:27,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:27,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:28,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:28,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995774 states to 2321 states and 995774 transitions. [2021-11-13 23:56:28,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 995774 transitions. [2021-11-13 23:56:28,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:28,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:28,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:28,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:28,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:28,989 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:28,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:29,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:29,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:29,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:29,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:30,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998481 states to 2324 states and 998481 transitions. [2021-11-13 23:56:30,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2324 states and 998481 transitions. [2021-11-13 23:56:30,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:30,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:30,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:30,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:30,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:30,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:30,305 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:30,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:30,482 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 50 treesize of output 42 [2021-11-13 23:56:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:31,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:31,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001192 states to 2327 states and 1001192 transitions. [2021-11-13 23:56:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 1001192 transitions. [2021-11-13 23:56:31,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:31,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:31,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:31,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:31,563 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:31,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:31,582 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 20 treesize of output 12 [2021-11-13 23:56:31,584 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 23:56:32,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:32,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003907 states to 2330 states and 1003907 transitions. [2021-11-13 23:56:32,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 1003907 transitions. [2021-11-13 23:56:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:32,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:32,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:32,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:32,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:32,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:32,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:32,709 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:32,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:32,864 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 50 treesize of output 42 [2021-11-13 23:56:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:33,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:33,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006626 states to 2333 states and 1006626 transitions. [2021-11-13 23:56:33,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 1006626 transitions. [2021-11-13 23:56:33,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:33,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:33,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:33,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:33,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:33,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:33,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:33,997 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:33,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:34,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:34,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:34,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:35,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009472 states to 2336 states and 1009472 transitions. [2021-11-13 23:56:35,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 1009472 transitions. [2021-11-13 23:56:35,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:35,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:35,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:35,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:35,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:35,247 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 23:56:35,281 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:35,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:35,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:35,456 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 23:56:36,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:36,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012348 states to 2339 states and 1012348 transitions. [2021-11-13 23:56:36,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 1012348 transitions. [2021-11-13 23:56:36,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:36,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:36,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:36,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:36,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:36,584 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:36,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:36,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:36,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:36,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:37,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:37,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015202 states to 2342 states and 1015202 transitions. [2021-11-13 23:56:37,873 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 1015202 transitions. [2021-11-13 23:56:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:37,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:37,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:37,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:37,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:37,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:38,022 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:38,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:38,079 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 23:56:38,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:38,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:38,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:39,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018061 states to 2345 states and 1018061 transitions. [2021-11-13 23:56:39,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 1018061 transitions. [2021-11-13 23:56:39,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:39,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:39,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:39,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:39,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:39,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:39,324 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:39,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:39,482 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 50 treesize of output 42 [2021-11-13 23:56:39,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:40,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:40,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020924 states to 2348 states and 1020924 transitions. [2021-11-13 23:56:40,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 1020924 transitions. [2021-11-13 23:56:40,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:40,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:40,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:40,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:40,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:40,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:40,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:40,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:41,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:41,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023790 states to 2351 states and 1023790 transitions. [2021-11-13 23:56:41,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 1023790 transitions. [2021-11-13 23:56:41,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:41,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:41,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:41,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:41,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:41,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:41,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:41,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:42,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:42,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026660 states to 2354 states and 1026660 transitions. [2021-11-13 23:56:42,774 INFO L276 IsEmpty]: Start isEmpty. Operand 2354 states and 1026660 transitions. [2021-11-13 23:56:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:42,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:42,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:42,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:42,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:42,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:42,956 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:42,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:43,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:43,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:43,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:43,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:44,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029534 states to 2357 states and 1029534 transitions. [2021-11-13 23:56:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 1029534 transitions. [2021-11-13 23:56:44,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:44,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:44,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:44,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:44,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:44,244 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 23:56:44,258 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 20 treesize of output 12 [2021-11-13 23:56:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:44,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:45,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032443 states to 2360 states and 1032443 transitions. [2021-11-13 23:56:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 1032443 transitions. [2021-11-13 23:56:45,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:45,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:45,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:45,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:45,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:45,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:45,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:45,534 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:45,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:45,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:45,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:46,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:46,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034927 states to 2363 states and 1034927 transitions. [2021-11-13 23:56:46,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 1034927 transitions. [2021-11-13 23:56:46,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:46,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:46,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:46,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:46,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:46,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:46,864 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:46,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:47,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:48,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037838 states to 2366 states and 1037838 transitions. [2021-11-13 23:56:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 1037838 transitions. [2021-11-13 23:56:48,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:48,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:48,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:48,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:48,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:48,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:48,184 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:48,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:48,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:48,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:48,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040753 states to 2369 states and 1040753 transitions. [2021-11-13 23:56:49,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 1040753 transitions. [2021-11-13 23:56:49,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:49,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:49,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:49,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:49,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:49,521 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:49,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:49,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:49,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:50,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043672 states to 2372 states and 1043672 transitions. [2021-11-13 23:56:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 1043672 transitions. [2021-11-13 23:56:50,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:50,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:50,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:50,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:50,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:50,872 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:50,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:50,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:51,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:51,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:51,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:52,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046569 states to 2375 states and 1046569 transitions. [2021-11-13 23:56:52,215 INFO L276 IsEmpty]: Start isEmpty. Operand 2375 states and 1046569 transitions. [2021-11-13 23:56:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:52,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:52,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:52,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:52,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:52,338 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 23:56:52,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:56:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:52,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:53,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049470 states to 2378 states and 1049470 transitions. [2021-11-13 23:56:53,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2378 states and 1049470 transitions. [2021-11-13 23:56:53,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:53,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:53,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:53,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:53,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:53,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:53,542 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:53,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:53,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:53,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:54,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052375 states to 2381 states and 1052375 transitions. [2021-11-13 23:56:54,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 1052375 transitions. [2021-11-13 23:56:54,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:54,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:54,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:54,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:56:54,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:54,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:54,851 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 20 treesize of output 12 [2021-11-13 23:56:54,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:55,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:55,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055284 states to 2384 states and 1055284 transitions. [2021-11-13 23:56:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 1055284 transitions. [2021-11-13 23:56:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:55,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:55,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:55,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:55,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:56,031 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:56,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:56,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:56,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:56,191 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 23:56:56,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:57,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057793 states to 2387 states and 1057793 transitions. [2021-11-13 23:56:57,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 1057793 transitions. [2021-11-13 23:56:57,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:57,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:57,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:57,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:57,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:57,372 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:57,372 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 23:56:57,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:57,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:58,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060740 states to 2390 states and 1060740 transitions. [2021-11-13 23:56:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 1060740 transitions. [2021-11-13 23:56:58,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:56:58,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:58,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:58,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:56:58,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:56:58,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:56:58,716 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:56:58,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:56:58,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:56:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063660 states to 2393 states and 1063660 transitions. [2021-11-13 23:56:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2393 states and 1063660 transitions. [2021-11-13 23:57:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:00,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:00,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:00,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:00,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:00,097 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 23:57:00,110 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 20 treesize of output 12 [2021-11-13 23:57:00,112 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 23:57:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:01,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066584 states to 2396 states and 1066584 transitions. [2021-11-13 23:57:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 1066584 transitions. [2021-11-13 23:57:01,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:01,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:01,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:01,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:01,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:01,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:01,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:01,340 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:01,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:01,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:01,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:02,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069512 states to 2399 states and 1069512 transitions. [2021-11-13 23:57:02,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2399 states and 1069512 transitions. [2021-11-13 23:57:02,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:02,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:02,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:02,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:02,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:02,725 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:02,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:02,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:02,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:02,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:03,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:03,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072444 states to 2402 states and 1072444 transitions. [2021-11-13 23:57:03,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 1072444 transitions. [2021-11-13 23:57:04,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:04,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:04,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:04,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:04,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:04,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:04,080 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:04,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:04,242 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 50 treesize of output 42 [2021-11-13 23:57:04,245 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 23:57:04,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:05,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075380 states to 2405 states and 1075380 transitions. [2021-11-13 23:57:05,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2405 states and 1075380 transitions. [2021-11-13 23:57:05,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:05,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:05,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:05,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:05,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:05,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:05,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:05,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:05,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:06,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078320 states to 2408 states and 1078320 transitions. [2021-11-13 23:57:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2408 states and 1078320 transitions. [2021-11-13 23:57:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:06,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:06,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:06,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:06,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:06,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:06,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:06,781 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:06,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:06,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:06,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:07,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:07,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1081290 states to 2411 states and 1081290 transitions. [2021-11-13 23:57:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 1081290 transitions. [2021-11-13 23:57:08,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:08,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:08,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:08,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:08,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:08,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:08,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:08,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:09,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084297 states to 2414 states and 1084297 transitions. [2021-11-13 23:57:09,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 1084297 transitions. [2021-11-13 23:57:09,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:09,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:09,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:09,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:09,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:09,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:09,318 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 23:57:09,352 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:09,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:09,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:10,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:10,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087157 states to 2417 states and 1087157 transitions. [2021-11-13 23:57:10,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 1087157 transitions. [2021-11-13 23:57:10,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:10,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:10,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:10,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:10,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:10,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:10,726 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:10,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:10,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:10,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:11,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:11,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090144 states to 2420 states and 1090144 transitions. [2021-11-13 23:57:11,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 1090144 transitions. [2021-11-13 23:57:12,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:12,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:12,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:12,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:12,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:12,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:12,114 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:12,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:12,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:12,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:12,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:13,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093161 states to 2423 states and 1093161 transitions. [2021-11-13 23:57:13,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2423 states and 1093161 transitions. [2021-11-13 23:57:13,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:13,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:13,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:13,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:13,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:13,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:13,693 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:13,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:13,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:13,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:14,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:14,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096002 states to 2426 states and 1096002 transitions. [2021-11-13 23:57:14,934 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 1096002 transitions. [2021-11-13 23:57:15,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:15,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:15,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:15,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:15,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:15,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:15,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:15,133 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:15,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:15,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:15,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:15,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:16,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098970 states to 2429 states and 1098970 transitions. [2021-11-13 23:57:16,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 1098970 transitions. [2021-11-13 23:57:16,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:16,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:16,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:16,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:16,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:16,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:16,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:16,529 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:16,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:16,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:16,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:17,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:17,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101973 states to 2432 states and 1101973 transitions. [2021-11-13 23:57:17,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 1101973 transitions. [2021-11-13 23:57:17,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:17,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:17,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:17,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:17,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:17,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:17,908 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 20 treesize of output 12 [2021-11-13 23:57:17,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:18,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:18,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104980 states to 2435 states and 1104980 transitions. [2021-11-13 23:57:18,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 1104980 transitions. [2021-11-13 23:57:19,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:19,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:19,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:19,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:19,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:19,169 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:19,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:19,233 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 23:57:19,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:19,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107991 states to 2438 states and 1107991 transitions. [2021-11-13 23:57:20,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2438 states and 1107991 transitions. [2021-11-13 23:57:20,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:20,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:20,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:20,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:20,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:20,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:20,763 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:20,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:20,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:20,910 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 50 treesize of output 42 [2021-11-13 23:57:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:21,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:22,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110975 states to 2441 states and 1110975 transitions. [2021-11-13 23:57:22,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 1110975 transitions. [2021-11-13 23:57:22,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:22,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:22,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:22,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:22,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:22,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:22,201 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 20 treesize of output 12 [2021-11-13 23:57:22,203 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 23:57:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:23,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113820 states to 2444 states and 1113820 transitions. [2021-11-13 23:57:23,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2444 states and 1113820 transitions. [2021-11-13 23:57:23,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:23,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:23,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:23,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:23,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:23,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:23,505 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:23,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:23,667 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 50 treesize of output 42 [2021-11-13 23:57:23,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:24,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116669 states to 2447 states and 1116669 transitions. [2021-11-13 23:57:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 1116669 transitions. [2021-11-13 23:57:24,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:24,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:24,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:24,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:24,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:24,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:24,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:24,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:25,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:26,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119522 states to 2450 states and 1119522 transitions. [2021-11-13 23:57:26,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 1119522 transitions. [2021-11-13 23:57:26,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:26,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:26,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:26,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:26,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:26,358 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:26,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:26,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:26,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:26,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:27,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122379 states to 2453 states and 1122379 transitions. [2021-11-13 23:57:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 1122379 transitions. [2021-11-13 23:57:27,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:27,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:27,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:27,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:27,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:27,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:27,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:27,907 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:27,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:28,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:28,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125240 states to 2456 states and 1125240 transitions. [2021-11-13 23:57:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 1125240 transitions. [2021-11-13 23:57:29,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:29,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:29,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:29,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:29,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:29,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:29,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:29,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:30,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:30,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128105 states to 2459 states and 1128105 transitions. [2021-11-13 23:57:30,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 1128105 transitions. [2021-11-13 23:57:30,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:30,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:30,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:30,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:30,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:30,578 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:30,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:30,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:30,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:30,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:31,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130974 states to 2462 states and 1130974 transitions. [2021-11-13 23:57:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 1130974 transitions. [2021-11-13 23:57:31,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:31,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:31,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:32,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:32,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:32,037 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 23:57:32,071 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:32,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:32,234 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 50 treesize of output 42 [2021-11-13 23:57:32,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:33,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:33,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134023 states to 2465 states and 1134023 transitions. [2021-11-13 23:57:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 1134023 transitions. [2021-11-13 23:57:33,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:33,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:33,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:33,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:33,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:33,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:33,654 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:33,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:33,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:33,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:33,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:34,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137076 states to 2468 states and 1137076 transitions. [2021-11-13 23:57:34,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 1137076 transitions. [2021-11-13 23:57:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:35,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:35,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:35,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:35,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:35,135 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:35,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:35,194 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 23:57:35,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:35,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:36,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139970 states to 2471 states and 1139970 transitions. [2021-11-13 23:57:36,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 1139970 transitions. [2021-11-13 23:57:36,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:36,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:36,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:36,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:36,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:36,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:36,626 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:36,626 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 23:57:36,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:36,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:37,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:37,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142868 states to 2474 states and 1142868 transitions. [2021-11-13 23:57:37,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 1142868 transitions. [2021-11-13 23:57:38,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:38,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:38,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:38,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:38,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:38,150 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:38,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:38,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:38,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:38,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:39,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145770 states to 2477 states and 1145770 transitions. [2021-11-13 23:57:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 1145770 transitions. [2021-11-13 23:57:39,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:39,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:39,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:39,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:39,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:39,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:39,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:39,768 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:39,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:39,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:39,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:40,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:41,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148676 states to 2480 states and 1148676 transitions. [2021-11-13 23:57:41,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 1148676 transitions. [2021-11-13 23:57:41,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:41,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:41,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:41,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:41,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:41,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:41,277 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:41,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:41,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:42,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:42,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151586 states to 2483 states and 1151586 transitions. [2021-11-13 23:57:42,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2483 states and 1151586 transitions. [2021-11-13 23:57:42,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:42,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:42,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:42,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:42,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:42,824 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:42,824 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 23:57:42,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:42,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:43,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:44,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154500 states to 2486 states and 1154500 transitions. [2021-11-13 23:57:44,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2486 states and 1154500 transitions. [2021-11-13 23:57:44,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:44,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:44,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:44,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:44,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:44,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:44,375 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:44,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:44,545 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 50 treesize of output 42 [2021-11-13 23:57:44,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:45,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157399 states to 2489 states and 1157399 transitions. [2021-11-13 23:57:45,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 1157399 transitions. [2021-11-13 23:57:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:45,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:45,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:45,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:45,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:45,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:46,014 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:46,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:46,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:46,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:46,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:47,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160451 states to 2492 states and 1160451 transitions. [2021-11-13 23:57:47,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2492 states and 1160451 transitions. [2021-11-13 23:57:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:47,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:47,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:47,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:47,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:47,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:47,542 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:47,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:47,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:47,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:48,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:48,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163376 states to 2495 states and 1163376 transitions. [2021-11-13 23:57:48,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2495 states and 1163376 transitions. [2021-11-13 23:57:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:49,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:49,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:49,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:49,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:49,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:49,083 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:49,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:49,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:49,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:49,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:50,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166336 states to 2498 states and 1166336 transitions. [2021-11-13 23:57:50,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states and 1166336 transitions. [2021-11-13 23:57:50,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:50,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:50,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:50,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:50,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:50,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:50,642 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:50,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:50,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:50,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:51,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:52,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169269 states to 2501 states and 1169269 transitions. [2021-11-13 23:57:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 1169269 transitions. [2021-11-13 23:57:52,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:52,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:52,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:52,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:52,386 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:52,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:52,424 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:52,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:52,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:52,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:53,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:53,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172185 states to 2504 states and 1172185 transitions. [2021-11-13 23:57:53,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 1172185 transitions. [2021-11-13 23:57:54,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:54,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:54,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:54,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:54,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:54,151 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:54,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:54,208 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 23:57:54,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:54,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:55,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175158 states to 2507 states and 1175158 transitions. [2021-11-13 23:57:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 1175158 transitions. [2021-11-13 23:57:55,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:55,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:55,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:55,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:55,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:55,867 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:55,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:55,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:56,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:56,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:56,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178234 states to 2510 states and 1178234 transitions. [2021-11-13 23:57:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2510 states and 1178234 transitions. [2021-11-13 23:57:57,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:57,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:57,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:57,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:57:57,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:57,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:57,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:57:57,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:57:58,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:57:59,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181182 states to 2513 states and 1181182 transitions. [2021-11-13 23:57:59,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2513 states and 1181182 transitions. [2021-11-13 23:57:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:57:59,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:57:59,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:57:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:59,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:57:59,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:57:59,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:57:59,533 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:57:59,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:57:59,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:57:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:00,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:01,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184134 states to 2516 states and 1184134 transitions. [2021-11-13 23:58:01,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2516 states and 1184134 transitions. [2021-11-13 23:58:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:01,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:01,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:01,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:01,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:01,338 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:01,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:01,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:01,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:01,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187121 states to 2519 states and 1187121 transitions. [2021-11-13 23:58:02,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 1187121 transitions. [2021-11-13 23:58:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:03,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:03,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:03,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:03,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:03,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:03,176 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:03,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:03,340 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 50 treesize of output 42 [2021-11-13 23:58:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:04,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190112 states to 2522 states and 1190112 transitions. [2021-11-13 23:58:04,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2522 states and 1190112 transitions. [2021-11-13 23:58:05,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:05,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:05,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:05,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:05,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:05,073 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:05,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:05,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:05,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:05,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:05,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:06,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193241 states to 2525 states and 1193241 transitions. [2021-11-13 23:58:06,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 1193241 transitions. [2021-11-13 23:58:06,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:06,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:06,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:06,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:06,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:06,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:06,974 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:06,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:07,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:07,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:07,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:08,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196374 states to 2528 states and 1196374 transitions. [2021-11-13 23:58:08,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2528 states and 1196374 transitions. [2021-11-13 23:58:08,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:08,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:08,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:08,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:08,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:08,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:08,830 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 20 treesize of output 12 [2021-11-13 23:58:08,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:10,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199346 states to 2531 states and 1199346 transitions. [2021-11-13 23:58:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 1199346 transitions. [2021-11-13 23:58:10,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:10,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:10,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:10,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:10,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:10,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:10,458 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:10,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:10,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:10,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:11,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:12,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202322 states to 2534 states and 1202322 transitions. [2021-11-13 23:58:12,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 1202322 transitions. [2021-11-13 23:58:12,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:12,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:12,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:12,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:12,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:12,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:12,254 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:12,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:12,411 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 50 treesize of output 42 [2021-11-13 23:58:12,415 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 23:58:13,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205275 states to 2537 states and 1205275 transitions. [2021-11-13 23:58:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 1205275 transitions. [2021-11-13 23:58:14,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:14,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:14,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:14,129 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:14,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:14,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:14,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:14,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208232 states to 2540 states and 1208232 transitions. [2021-11-13 23:58:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2540 states and 1208232 transitions. [2021-11-13 23:58:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:15,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:15,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:15,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:15,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:15,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:15,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:15,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:16,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:16,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211193 states to 2543 states and 1211193 transitions. [2021-11-13 23:58:16,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2543 states and 1211193 transitions. [2021-11-13 23:58:17,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:17,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:17,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:17,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:17,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:17,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:17,197 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:17,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:17,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:17,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:18,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214158 states to 2546 states and 1214158 transitions. [2021-11-13 23:58:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 1214158 transitions. [2021-11-13 23:58:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:18,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:18,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:18,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:18,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:18,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:18,883 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:18,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:19,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:19,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:20,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217127 states to 2549 states and 1217127 transitions. [2021-11-13 23:58:20,380 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 1217127 transitions. [2021-11-13 23:58:20,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:20,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:20,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:20,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:20,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:20,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:20,577 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:20,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:20,634 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 23:58:20,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:20,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:21,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:22,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220100 states to 2552 states and 1220100 transitions. [2021-11-13 23:58:22,076 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 1220100 transitions. [2021-11-13 23:58:22,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:22,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:22,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:22,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:22,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:22,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:22,274 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:22,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:22,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:22,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:22,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:23,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:23,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1223098 states to 2555 states and 1223098 transitions. [2021-11-13 23:58:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 1223098 transitions. [2021-11-13 23:58:23,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:23,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:23,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:23,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:23,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:23,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:23,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:23,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:25,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226100 states to 2558 states and 1226100 transitions. [2021-11-13 23:58:25,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 1226100 transitions. [2021-11-13 23:58:25,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:25,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:25,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:25,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:25,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:25,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:25,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:25,680 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:25,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:25,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:25,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:26,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229106 states to 2561 states and 1229106 transitions. [2021-11-13 23:58:27,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 1229106 transitions. [2021-11-13 23:58:27,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:27,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:27,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:27,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:27,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:27,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:27,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:58:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:28,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:29,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232254 states to 2564 states and 1232254 transitions. [2021-11-13 23:58:29,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 1232254 transitions. [2021-11-13 23:58:29,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:29,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:29,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:29,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:29,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:29,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:29,266 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:29,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:29,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:29,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:29,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:30,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235406 states to 2567 states and 1235406 transitions. [2021-11-13 23:58:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 1235406 transitions. [2021-11-13 23:58:31,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:31,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:31,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:31,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:58:31,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:31,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:31,164 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 20 treesize of output 12 [2021-11-13 23:58:31,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:31,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:32,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238562 states to 2570 states and 1238562 transitions. [2021-11-13 23:58:32,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 1238562 transitions. [2021-11-13 23:58:33,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:33,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:33,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:33,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:33,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:33,089 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:33,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:33,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:33,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:33,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:34,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:34,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241722 states to 2573 states and 1241722 transitions. [2021-11-13 23:58:34,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 1241722 transitions. [2021-11-13 23:58:34,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:34,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:34,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:34,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:34,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:34,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:34,734 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:34,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:34,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:34,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:34,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:35,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:36,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244917 states to 2576 states and 1244917 transitions. [2021-11-13 23:58:36,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 1244917 transitions. [2021-11-13 23:58:36,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:36,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:36,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:36,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:36,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:36,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:36,465 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:36,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:36,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:36,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:38,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248118 states to 2579 states and 1248118 transitions. [2021-11-13 23:58:38,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 1248118 transitions. [2021-11-13 23:58:38,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:38,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:38,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:38,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:38,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:38,211 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:38,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:38,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:38,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:38,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:39,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251347 states to 2582 states and 1251347 transitions. [2021-11-13 23:58:39,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2582 states and 1251347 transitions. [2021-11-13 23:58:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:39,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:39,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:39,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:39,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:39,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:39,960 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:39,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:40,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:40,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:40,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:41,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254582 states to 2585 states and 1254582 transitions. [2021-11-13 23:58:41,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2585 states and 1254582 transitions. [2021-11-13 23:58:41,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:41,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:41,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:41,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:41,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:41,814 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:41,814 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 23:58:41,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:41,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:41,966 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 23:58:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:43,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257655 states to 2588 states and 1257655 transitions. [2021-11-13 23:58:43,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 1257655 transitions. [2021-11-13 23:58:43,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:43,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:43,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:43,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:43,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:43,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:43,774 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:43,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:43,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:43,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:44,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1260676 states to 2591 states and 1260676 transitions. [2021-11-13 23:58:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2591 states and 1260676 transitions. [2021-11-13 23:58:45,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:45,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:45,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:45,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:45,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:45,747 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:45,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:45,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:45,910 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 50 treesize of output 42 [2021-11-13 23:58:45,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:46,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:47,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263701 states to 2594 states and 1263701 transitions. [2021-11-13 23:58:47,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2594 states and 1263701 transitions. [2021-11-13 23:58:47,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:47,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:47,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:47,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:47,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:47,579 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:47,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:47,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:47,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:47,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:49,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266730 states to 2597 states and 1266730 transitions. [2021-11-13 23:58:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 1266730 transitions. [2021-11-13 23:58:49,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:49,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:49,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:49,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:49,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:49,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:49,370 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:49,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:49,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:50,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:50,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269763 states to 2600 states and 1269763 transitions. [2021-11-13 23:58:50,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2600 states and 1269763 transitions. [2021-11-13 23:58:51,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:51,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:51,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:51,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:51,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:51,176 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:51,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:51,234 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 23:58:51,326 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 50 treesize of output 42 [2021-11-13 23:58:51,329 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 23:58:52,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272800 states to 2603 states and 1272800 transitions. [2021-11-13 23:58:52,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2603 states and 1272800 transitions. [2021-11-13 23:58:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:52,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:52,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:52,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:52,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:53,031 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:53,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:53,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:53,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:53,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:53,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275841 states to 2606 states and 1275841 transitions. [2021-11-13 23:58:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 1275841 transitions. [2021-11-13 23:58:54,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:54,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:54,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:55,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:55,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:55,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:55,051 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:55,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:55,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:55,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:56,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1279080 states to 2609 states and 1279080 transitions. [2021-11-13 23:58:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 1279080 transitions. [2021-11-13 23:58:56,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:56,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:56,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:56,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:56,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:56,763 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:56,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:58:56,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:56,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:57,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:58,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282179 states to 2612 states and 1282179 transitions. [2021-11-13 23:58:58,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 1282179 transitions. [2021-11-13 23:58:58,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:58:58,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:58,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:58,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:58:58,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:58:58,552 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:58:58,552 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 23:58:58,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:58:58,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:58:58,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:59,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:00,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285282 states to 2615 states and 1285282 transitions. [2021-11-13 23:59:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 1285282 transitions. [2021-11-13 23:59:00,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:00,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:00,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:00,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:00,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:00,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:00,346 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:00,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:00,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:00,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:01,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:02,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288389 states to 2618 states and 1288389 transitions. [2021-11-13 23:59:02,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2618 states and 1288389 transitions. [2021-11-13 23:59:02,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:02,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:02,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:02,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:02,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:02,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:02,289 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:02,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:02,490 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 50 treesize of output 42 [2021-11-13 23:59:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:03,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291502 states to 2621 states and 1291502 transitions. [2021-11-13 23:59:03,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2621 states and 1291502 transitions. [2021-11-13 23:59:04,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:04,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:04,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:04,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:04,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:04,412 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:04,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:04,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:04,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:04,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:06,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294563 states to 2624 states and 1294563 transitions. [2021-11-13 23:59:06,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2624 states and 1294563 transitions. [2021-11-13 23:59:06,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:06,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:06,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:06,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:06,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:06,301 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:06,301 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 23:59:06,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:06,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:06,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:07,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:07,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297681 states to 2627 states and 1297681 transitions. [2021-11-13 23:59:07,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2627 states and 1297681 transitions. [2021-11-13 23:59:08,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:08,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:08,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:08,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:08,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:08,156 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:08,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:08,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:08,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:08,308 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 23:59:09,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:09,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300803 states to 2630 states and 1300803 transitions. [2021-11-13 23:59:09,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 1300803 transitions. [2021-11-13 23:59:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:09,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:09,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:09,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:09,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:10,040 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:10,040 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 23:59:10,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:10,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:10,206 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 23:59:11,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:11,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303874 states to 2633 states and 1303874 transitions. [2021-11-13 23:59:11,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 1303874 transitions. [2021-11-13 23:59:11,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:11,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:11,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:12,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:12,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:12,036 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:12,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:12,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:12,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:12,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:13,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307003 states to 2636 states and 1307003 transitions. [2021-11-13 23:59:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 1307003 transitions. [2021-11-13 23:59:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:13,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:13,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:13,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:13,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:13,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:13,784 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:13,784 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 23:59:14,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:14,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:15,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310081 states to 2639 states and 1310081 transitions. [2021-11-13 23:59:15,455 INFO L276 IsEmpty]: Start isEmpty. Operand 2639 states and 1310081 transitions. [2021-11-13 23:59:15,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:15,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:15,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:15,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:15,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:15,672 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:15,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:15,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:15,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:15,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:16,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:17,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313217 states to 2642 states and 1313217 transitions. [2021-11-13 23:59:17,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 1313217 transitions. [2021-11-13 23:59:17,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:17,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:17,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:17,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 23:59:17,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:17,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:17,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 12 [2021-11-13 23:59:17,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:18,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:19,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316326 states to 2645 states and 1316326 transitions. [2021-11-13 23:59:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 1316326 transitions. [2021-11-13 23:59:19,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:19,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:19,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:19,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:19,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:19,310 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:19,311 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 23:59:19,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:19,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:19,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:20,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319470 states to 2648 states and 1319470 transitions. [2021-11-13 23:59:20,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2648 states and 1319470 transitions. [2021-11-13 23:59:21,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:21,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:21,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:21,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:21,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:21,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:21,362 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:21,362 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 23:59:21,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:21,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:21,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:59:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:22,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322618 states to 2651 states and 1322618 transitions. [2021-11-13 23:59:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 1322618 transitions. [2021-11-13 23:59:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:59:23,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:23,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:23,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 23:59:23,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:59:23,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-13 23:59:23,128 INFO L354 Elim1Store]: treesize reduction 83, result has 23.9 percent of original size [2021-11-13 23:59:23,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 31 [2021-11-13 23:59:23,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 42 [2021-11-13 23:59:23,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.