./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array4_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array4_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 51462516d41bb1edc1c2003475b488124e11e4eb166822052c5d908cea262957 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:28:23,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:28:23,348 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:28:23,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:28:23,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:28:23,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:28:23,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:28:23,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:28:23,408 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:28:23,409 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:28:23,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:28:23,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:28:23,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:28:23,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:28:23,420 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:28:23,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:28:23,427 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:28:23,428 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:28:23,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:28:23,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:28:23,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:28:23,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:28:23,448 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:28:23,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:28:23,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:28:23,459 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:28:23,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:28:23,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:28:23,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:28:23,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:28:23,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:28:23,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:28:23,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:28:23,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:28:23,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:28:23,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:28:23,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:28:23,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:28:23,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:28:23,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:28:23,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:28:23,473 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:28:23,502 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:28:23,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:28:23,503 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:28:23,503 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:28:23,504 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:28:23,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:28:23,505 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:28:23,505 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:28:23,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:28:23,505 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:28:23,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:28:23,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:28:23,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:28:23,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:28:23,506 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:28:23,507 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:28:23,507 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:28:23,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:28:23,507 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:28:23,508 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:28:23,508 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:28:23,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:28:23,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:28:23,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:28:23,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:28:23,509 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:28:23,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:28:23,509 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:28:23,510 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_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51462516d41bb1edc1c2003475b488124e11e4eb166822052c5d908cea262957 [2021-11-21 05:28:23,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:28:23,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:28:23,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:28:23,815 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:28:23,816 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:28:23,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-patterns/array4_pattern.c [2021-11-21 05:28:23,900 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/data/a3defe8b2/2e0a86a41ed94f34ad2532103d8c9968/FLAGdadfbef61 [2021-11-21 05:28:24,380 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:28:24,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/sv-benchmarks/c/array-patterns/array4_pattern.c [2021-11-21 05:28:24,388 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/data/a3defe8b2/2e0a86a41ed94f34ad2532103d8c9968/FLAGdadfbef61 [2021-11-21 05:28:24,747 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/data/a3defe8b2/2e0a86a41ed94f34ad2532103d8c9968 [2021-11-21 05:28:24,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:28:24,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:28:24,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:28:24,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:28:24,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:28:24,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:24,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c23d16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24, skipping insertion in model container [2021-11-21 05:28:24,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:24,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:28:24,782 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:28:24,912 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/sv-benchmarks/c/array-patterns/array4_pattern.c[1835,1848] [2021-11-21 05:28:24,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:28:24,941 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:28:24,953 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/sv-benchmarks/c/array-patterns/array4_pattern.c[1835,1848] [2021-11-21 05:28:24,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:28:24,978 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:28:24,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24 WrapperNode [2021-11-21 05:28:24,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:28:24,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:28:24,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:28:24,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:28:24,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:24,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,017 INFO L137 Inliner]: procedures = 16, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 93 [2021-11-21 05:28:25,018 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:28:25,019 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:28:25,019 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:28:25,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:28:25,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,040 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:28:25,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:28:25,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:28:25,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:28:25,057 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:28:24" (1/1) ... [2021-11-21 05:28:25,064 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:28:25,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:28:25,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:28:25,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad647f17-9cd5-4d3c-ac46-f68d93f67058/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:28:25,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:28:25,168 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 05:28:25,168 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 05:28:25,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:28:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:28:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:28:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:28:25,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:28:25,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:28:25,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:28:25,276 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:28:25,278 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:28:25,454 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:28:25,509 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:28:25,509 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 05:28:25,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:28:25 BoogieIcfgContainer [2021-11-21 05:28:25,511 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:28:25,512 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:28:25,513 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:28:25,531 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:28:25,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:28:25" (1/1) ... [2021-11-21 05:28:25,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:28:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:25,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-21 05:28:25,630 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-21 05:28:25,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:28:25,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:25,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:25,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:25,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-11-21 05:28:25,815 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-11-21 05:28:25,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:28:25,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:25,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:25,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:28:25,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:28:26,021 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-21 05:28:26,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 24 states and 33 transitions. [2021-11-21 05:28:26,094 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2021-11-21 05:28:26,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:28:26,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:26,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:26,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-21 05:28:26,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:28:26,347 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:28:26,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:26,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 36 states and 55 transitions. [2021-11-21 05:28:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2021-11-21 05:28:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:28:26,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:26,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:26,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:28:26,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:28:26,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:28:26,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:28:28,358 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:28:28,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:28:28,625 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:28:28,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:28:28,639 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:28:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:30,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 48 states and 88 transitions. [2021-11-21 05:28:30,827 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 88 transitions. [2021-11-21 05:28:30,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:28:30,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:30,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:30,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:28:30,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:28:30,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:28:31,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:28:32,192 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:28:32,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:28:32,207 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:28:35,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:35,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 59 states and 125 transitions. [2021-11-21 05:28:35,013 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 125 transitions. [2021-11-21 05:28:35,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:28:35,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:35,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:35,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:28:35,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:28:35,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:28:35,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:28:35,622 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:28:35,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:28:35,633 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:28:36,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:36,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 60 states and 129 transitions. [2021-11-21 05:28:36,073 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 129 transitions. [2021-11-21 05:28:36,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:28:36,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:36,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:36,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:36,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:28:36,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:28:36,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:28:36,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:28:36,888 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:28:36,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:28:36,899 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:28:38,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:38,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 66 states and 143 transitions. [2021-11-21 05:28:38,232 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 143 transitions. [2021-11-21 05:28:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:28:38,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:38,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:38,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:28:38,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:28:38,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:28:38,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:29:03,128 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:29:03,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:29:03,259 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:29:03,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:29:03,274 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:19,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:19,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 66 states and 143 transitions. [2021-11-21 05:29:19,605 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 143 transitions. [2021-11-21 05:29:19,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:29:19,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:19,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:19,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:29:19,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:29:19,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:29:20,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:29:20,152 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:29:20,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:29:20,164 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:29:20,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:20,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 66 states and 143 transitions. [2021-11-21 05:29:20,192 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 143 transitions. [2021-11-21 05:29:20,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:29:20,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:20,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:20,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:29:20,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:29:20,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:29:20,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:29:20,763 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:29:20,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:29:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:29:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 153 transitions. [2021-11-21 05:29:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2021-11-21 05:29:22,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:29:22,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:22,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:22,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:22,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:29:22,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:29:22,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:29:22,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:29:44,268 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:29:44,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:29:44,388 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:29:44,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:29:44,400 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:44,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 153 transitions. [2021-11-21 05:29:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2021-11-21 05:29:44,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:29:44,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:44,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:44,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:29:44,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:29:44,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:29:44,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:30:06,892 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:30:06,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:30:07,024 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:30:07,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:30:07,035 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:07,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:07,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 153 transitions. [2021-11-21 05:30:07,063 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2021-11-21 05:30:07,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:07,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:07,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:07,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:07,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:30:07,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:07,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:07,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:30:07,971 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:30:07,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:30:08,116 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:08,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 153 transitions. [2021-11-21 05:30:08,159 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2021-11-21 05:30:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:08,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:08,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:08,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:30:08,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:08,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:08,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:30:30,548 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:30:30,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:30:30,655 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:30:30,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:30:30,666 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:30,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 153 transitions. [2021-11-21 05:30:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2021-11-21 05:30:30,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:30,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:30,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:30,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:30,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:30:30,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:30,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:30,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:30:31,600 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:30:31,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:30:31,706 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:31,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:31,715 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:31,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 153 transitions. [2021-11-21 05:30:31,732 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2021-11-21 05:30:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:31,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:31,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:31,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:30:31,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:31,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:32,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:30:32,165 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:32,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:32,174 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:32,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:32,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 71 states and 153 transitions. [2021-11-21 05:30:32,199 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2021-11-21 05:30:32,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:32,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:32,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:32,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:30:32,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:32,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:32,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:30:33,198 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:30:33,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:30:33,213 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:34,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:34,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 72 states and 156 transitions. [2021-11-21 05:30:34,197 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 156 transitions. [2021-11-21 05:30:34,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:34,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:34,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:34,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:34,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:30:34,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:34,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:34,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:30:35,014 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:30:35,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:30:35,128 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:35,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:35,139 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:35,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:35,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 72 states and 156 transitions. [2021-11-21 05:30:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 156 transitions. [2021-11-21 05:30:35,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:35,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:35,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:35,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:30:35,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:35,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:35,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:30:35,645 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:30:35,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:30:35,658 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:35,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:35,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 72 states and 156 transitions. [2021-11-21 05:30:35,682 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 156 transitions. [2021-11-21 05:30:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:35,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:35,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:35,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:30:35,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:35,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:36,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:30:36,802 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:36,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:36,812 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:30:37,935 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:30:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:37,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:37,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:37,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:30:37,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:37,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:38,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:30:38,739 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:30:38,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:30:38,848 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:38,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:38,856 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:30:38,888 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:30:38,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:38,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:38,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:38,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:30:38,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:38,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:39,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:30:39,287 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:39,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:39,295 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:39,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:39,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:30:39,314 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:30:39,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:39,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:39,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:39,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:39,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:30:39,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:39,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:39,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:30:39,732 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:30:39,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:30:39,742 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:30:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:39,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:30:39,761 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:30:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:30:39,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:39,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:39,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:30:39,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:30:39,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:30:39,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:31:02,185 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:31:02,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:31:02,302 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:31:02,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:31:02,314 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:02,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:02,340 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:02,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:02,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:02,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:31:02,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:02,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:02,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:31:15,763 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:31:15,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:31:15,888 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:31:15,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:31:15,899 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:20,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:20,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:20,643 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:20,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:20,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:20,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:20,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:20,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:31:20,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:20,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:21,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:21,168 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:31:21,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:31:21,181 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:21,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:21,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:21,201 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:21,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:21,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:21,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:21,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:21,255 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:31:21,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:21,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:21,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:21,627 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:31:21,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:31:21,636 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:21,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:21,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:21,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:21,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:21,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:31:21,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:21,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:22,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:22,145 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:31:22,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:31:22,165 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:22,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:22,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:22,182 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:22,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:22,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:22,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:22,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:31:22,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:22,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:22,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:22,628 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:31:22,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:31:22,636 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:22,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:22,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:22,653 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:22,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:22,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:22,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:22,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:22,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:31:22,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:22,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:22,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:31:23,508 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:31:23,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:31:23,625 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:31:23,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:31:23,636 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:23,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:23,659 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:23,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:23,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:23,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:23,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:31:23,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:23,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:23,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:24,043 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:31:24,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:31:24,051 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:24,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:24,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:24,081 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:24,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:24,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:24,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:24,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:31:24,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:24,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:24,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:24,464 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:31:24,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:31:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:24,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:24,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:24,490 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:24,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:24,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:24,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:24,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:31:24,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:24,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:24,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:31:50,530 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:31:50,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:31:50,638 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:31:50,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:31:50,646 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:50,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:50,673 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:50,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:50,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:50,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:31:50,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:50,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:50,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:51,066 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:31:51,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:31:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:51,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:51,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:51,092 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:51,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:51,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:51,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:51,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:31:51,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:51,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:51,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:51,558 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:31:51,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:31:51,569 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:51,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:51,590 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:51,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:51,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:51,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:51,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:31:51,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:51,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:51,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:52,038 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:31:52,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:31:52,050 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:52,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:52,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 77 states and 167 transitions. [2021-11-21 05:31:52,076 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2021-11-21 05:31:52,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:52,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:52,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:52,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:31:52,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:52,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:52,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:31:52,476 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:31:52,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:31:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:31:52,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:31:52,937 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:31:52,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:52,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:52,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:52,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:31:52,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:52,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:53,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:31:53,950 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:31:53,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:31:54,047 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:31:54,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:31:54,057 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:31:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:31:54,079 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:31:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:31:54,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:54,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:54,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:31:54,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:31:54,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:31:54,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:32:20,354 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:32:20,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:32:20,457 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:32:20,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:32:20,466 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:20,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:20,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:32:20,502 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:32:20,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:32:20,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:20,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:20,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:32:20,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:32:20,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:32:20,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:32:23,838 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:32:23,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:32:23,949 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:32:23,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:32:23,960 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:23,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:23,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:32:23,984 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:32:23,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:32:23,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:23,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:24,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:32:24,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:32:24,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:32:24,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:32:50,707 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:32:50,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:32:50,843 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:32:50,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:32:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:50,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:50,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:32:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:32:50,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:32:50,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:50,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:50,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:50,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:32:50,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:32:50,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:32:50,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:32:51,716 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:32:51,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:32:51,831 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:32:51,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:32:51,840 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:32:51,857 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:32:51,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:32:51,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:51,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:51,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:51,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:32:51,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:32:51,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:32:51,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:32:52,912 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:32:52,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:32:53,041 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:32:53,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:32:53,053 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:53,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:53,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:32:53,078 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:32:53,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:32:53,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:53,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:53,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:32:53,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:32:53,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:32:53,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:33:19,581 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:33:19,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:33:19,706 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:33:19,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:33:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:19,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 178 transitions. [2021-11-21 05:33:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 178 transitions. [2021-11-21 05:33:19,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:19,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:19,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:19,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:33:19,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:19,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:20,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:33:20,123 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:33:20,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:33:20,131 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:33:21,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:21,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:21,347 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:21,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:21,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:21,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:21,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:21,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:33:21,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:21,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:21,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:33:21,784 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:33:21,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:33:21,792 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:33:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:21,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:21,813 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:21,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:21,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:21,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:21,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:33:21,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:21,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:22,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:33:22,234 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:33:22,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:33:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:33:22,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:22,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:22,269 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:22,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:22,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:22,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:22,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:33:22,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:22,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:22,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:33:22,652 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:33:22,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:33:22,660 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:33:22,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:22,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:22,688 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:22,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:22,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:22,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:22,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:33:22,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:22,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:22,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:33:23,621 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:33:23,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:33:23,721 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:33:23,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:33:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:23,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:23,747 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:23,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:23,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:23,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:23,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:33:23,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:23,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:24,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:33:24,264 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:33:24,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:33:24,272 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:33:24,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:24,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:24,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:24,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:24,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:24,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:24,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:33:24,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:24,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:24,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:33:49,946 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:33:49,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:33:50,043 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:33:50,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:33:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:50,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:50,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:50,068 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:50,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:50,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:50,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:33:50,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:50,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:50,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:33:50,457 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:33:50,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:33:50,465 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:33:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:50,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:33:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:33:50,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:33:50,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:50,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:50,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:33:50,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:33:50,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:33:50,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:34:15,732 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:34:15,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:34:15,830 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:34:15,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:34:15,838 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:15,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:15,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:34:15,854 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:34:15,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:34:15,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:15,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:15,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:15,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:34:15,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:34:15,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:34:15,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:34:42,422 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:34:42,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:34:42,553 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:34:42,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:34:42,561 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:42,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:34:42,581 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:34:42,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:34:42,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:42,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:42,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:34:42,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:34:42,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:34:42,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:34:43,412 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:34:43,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:34:43,513 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:34:43,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:34:43,521 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:43,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:43,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 85 states and 205 transitions. [2021-11-21 05:34:43,549 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 205 transitions. [2021-11-21 05:34:43,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:34:43,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:43,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:43,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:43,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:34:43,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:34:43,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:34:43,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:34:43,939 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:34:43,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:34:43,947 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:34:44,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:44,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:34:44,509 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:34:44,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:34:44,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:44,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:44,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:44,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:34:44,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:34:44,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:34:44,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:34:45,501 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:34:45,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:34:45,606 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:34:45,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:34:45,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:34:45,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:34:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:34:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:34:45,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:45,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:45,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:34:45,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:34:45,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:34:46,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:34:46,118 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:34:46,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:34:46,127 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:34:46,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:34:46,144 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:34:46,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:34:46,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:46,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:46,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:34:46,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:34:46,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:34:46,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:35:13,485 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:35:13,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:35:13,589 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:35:13,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:35:13,597 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:13,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:13,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:13,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:13,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:13,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:13,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:13,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:13,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:14,043 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:14,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:14,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:14,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:14,075 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:14,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:14,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:14,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:14,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:14,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:14,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:14,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:14,473 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:14,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:14,481 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:14,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:14,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:14,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:14,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:14,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:14,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:14,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:15,019 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:15,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:15,030 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:15,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:15,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:15,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:15,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:15,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:15,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:15,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:15,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:15,488 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:15,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:15,500 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:15,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:15,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:15,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:35:15,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:15,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:15,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:15,973 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:35:15,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:35:15,984 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:16,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:16,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:16,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:16,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:16,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:35:16,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:16,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:16,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:16,409 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:35:16,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:35:16,417 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:16,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:16,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:16,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:16,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:16,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:16,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:16,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:16,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:16,888 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:16,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:16,897 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:16,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:16,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:16,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:16,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:16,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:35:16,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:16,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:16,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:35:17,781 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:35:17,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:35:17,907 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:17,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:17,918 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:17,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:17,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:17,939 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:17,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:17,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:17,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:17,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:17,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:35:17,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:17,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:18,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:18,373 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:35:18,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:35:18,382 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:18,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:18,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:18,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:18,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:18,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:18,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:18,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:18,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:18,809 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:18,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:18,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:18,833 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:18,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:18,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:18,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:18,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:18,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:35:18,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:18,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:18,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:35:46,527 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:35:46,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:35:46,640 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:35:46,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:35:46,648 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:46,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:46,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:46,670 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:46,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:46,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:46,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:46,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:35:46,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:46,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:46,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:47,017 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:35:47,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:35:47,026 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:47,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:47,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:47,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:47,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:47,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:35:47,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:47,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:47,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:47,427 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:35:47,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:35:47,435 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:47,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:47,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:47,453 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:47,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:47,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:47,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:47,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:35:47,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:47,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:47,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:35:48,281 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:35:48,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:35:48,378 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:48,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:48,386 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:35:48,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:48,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:48,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:48,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:35:48,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:48,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:48,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:48,846 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:35:48,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:35:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:48,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:48,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:48,876 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:48,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:48,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:48,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:48,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:35:48,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:48,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:49,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:49,450 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:35:49,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:35:49,461 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:49,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:49,478 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:49,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:49,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:49,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:49,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:49,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:49,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:49,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:49,869 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:49,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:49,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:49,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:49,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:49,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:49,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:49,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:49,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:50,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:50,390 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:50,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:50,401 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:50,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:50,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:50,425 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:50,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:50,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:50,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:50,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:50,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:50,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:50,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:50,845 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:50,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:50,853 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:50,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:50,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:50,869 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:50,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:50,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:50,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:50,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:50,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:50,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:51,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:51,267 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:51,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:51,276 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:51,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:51,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:51,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:51,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:35:51,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:51,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:51,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:35:51,720 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:35:51,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:35:51,728 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:51,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:51,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:35:51,745 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:35:51,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:35:51,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:51,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:51,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:51,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:35:51,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:35:51,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:35:51,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:36:18,814 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:36:18,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:36:18,951 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:36:18,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:36:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:18,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:18,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:36:18,976 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:36:18,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:18,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:18,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:19,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:36:19,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:19,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:36:19,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:36:19,494 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:36:19,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:36:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:36:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:19,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:36:19,518 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:36:19,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:19,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:19,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:19,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:19,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:36:19,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:19,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:36:19,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:36:19,916 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:36:19,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:36:19,925 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:36:19,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:19,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:36:19,940 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:36:19,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:19,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:19,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:19,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:36:19,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:20,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:36:20,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:36:47,434 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:36:47,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:36:47,546 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:36:47,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:36:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:47,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:47,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:36:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:36:47,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:47,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:47,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:47,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:36:47,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:47,628 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:36:47,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:36:48,389 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:36:48,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:36:48,489 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:36:48,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:36:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:36:48,515 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:36:48,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:48,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:48,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:48,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:48,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:36:48,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:48,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:36:48,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:36:49,500 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:36:49,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:36:49,603 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:36:49,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:36:49,613 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:49,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:49,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:36:49,629 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:36:49,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:49,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:49,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:49,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:36:49,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:49,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:36:49,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:36:50,446 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:36:50,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:36:50,549 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:36:50,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:36:50,557 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:36:50,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:36:50,581 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:36:50,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:36:50,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:50,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:50,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:50,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:36:50,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:36:50,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:36:50,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:37:17,959 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:37:17,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:37:18,074 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:37:18,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:37:18,083 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:18,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:18,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:37:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:37:18,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:37:18,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:18,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:18,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:37:18,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:18,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:37:18,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:37:18,479 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:37:18,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:37:18,487 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:37:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:37:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:37:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:37:18,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:18,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:18,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:37:18,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:18,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:37:18,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:37:19,040 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:37:19,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:37:19,053 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:37:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:19,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:37:19,076 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:37:19,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:37:19,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:19,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:19,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:19,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:37:19,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:19,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:37:19,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:37:19,486 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:37:19,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:37:19,495 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:37:19,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:19,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:37:19,511 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:37:19,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:37:19,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:19,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:19,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:37:19,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:19,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:37:19,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:37:19,959 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:37:19,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:37:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:37:19,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:19,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:37:19,983 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:37:19,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:37:19,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:19,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:20,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:20,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:37:20,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:20,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:37:20,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:37:47,231 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:37:47,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:37:47,338 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:37:47,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:37:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:37:47,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:37:47,383 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:37:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:37:47,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:47,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:47,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:47,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:37:47,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:37:47,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:37:47,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:38:13,703 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:38:13,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:38:13,820 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:38:13,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:38:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:38:13,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:13,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:38:13,842 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:38:13,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:38:13,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:13,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:13,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:38:13,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:38:13,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:38:14,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:38:14,231 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:38:14,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:38:14,239 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:38:14,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:14,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:38:14,257 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:38:14,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:38:14,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:14,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:14,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:38:14,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:38:14,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:38:14,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:38:40,283 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:38:40,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:38:40,392 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:38:40,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:38:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:38:40,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:40,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:38:40,414 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:38:40,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:38:40,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:40,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:40,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:40,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:38:40,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:38:40,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:38:40,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:39:10,402 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:39:10,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:39:10,531 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:39:10,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:39:10,539 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:10,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:10,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:10,554 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:10,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:10,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:10,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:10,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:39:10,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:10,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:10,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:10,951 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:39:10,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:39:10,961 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:10,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:10,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:10,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:10,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:10,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:11,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:39:11,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:11,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:11,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:39:11,809 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:39:11,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:39:11,918 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:11,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:11,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:11,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:11,946 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:11,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:11,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:11,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:11,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:11,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:39:11,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:12,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:12,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:39:12,846 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:39:12,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:39:12,998 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:12,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:13,012 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:13,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:13,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:13,041 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:13,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:13,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:13,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:13,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:39:13,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:13,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:13,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:13,439 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:39:13,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:39:13,448 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:13,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:13,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:13,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:13,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:13,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:13,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:13,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:39:13,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:13,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:13,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:13,894 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:13,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:13,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:13,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:13,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:13,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:13,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:39:13,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:13,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:14,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:14,423 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:39:14,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:39:14,433 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:14,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:14,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:14,450 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:14,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:14,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:14,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:14,493 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:39:14,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:14,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:14,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:14,868 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:39:14,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:39:14,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:14,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:14,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:14,899 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:14,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:14,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:14,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:14,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:39:14,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:14,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:15,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:15,539 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:39:15,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:39:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:15,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:15,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:15,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:15,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:15,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:39:15,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:15,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:15,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:16,031 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:16,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:16,040 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:16,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:16,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:16,067 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:16,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:16,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:16,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:16,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:39:16,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:16,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:16,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:39:43,652 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:39:43,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:39:43,768 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:39:43,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:39:43,779 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:43,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:43,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:43,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:43,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:43,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:39:43,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:43,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:44,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:44,179 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:39:44,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:39:44,188 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:44,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:44,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:44,209 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:44,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:44,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:44,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:44,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:39:44,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:44,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:44,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:44,707 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:44,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:44,734 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:44,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:44,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:44,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:39:44,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:44,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:45,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:45,127 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:45,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:45,135 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:45,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:45,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:45,153 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:45,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:45,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:45,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:39:45,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:45,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:45,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:39:46,204 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:39:46,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:39:46,310 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:46,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:46,319 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:46,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:46,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:46,335 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:46,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:46,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:46,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:46,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:39:46,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:46,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:46,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:39:47,153 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:39:47,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:39:47,259 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:47,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:47,267 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:47,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:47,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:47,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:47,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:47,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-21 05:39:47,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:47,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:47,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:47,623 INFO L354 Elim1Store]: treesize reduction 82, result has 7.9 percent of original size [2021-11-21 05:39:47,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 36 [2021-11-21 05:39:47,631 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:47,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:47,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:47,649 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:47,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:47,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:47,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:47,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:47,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:39:47,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:47,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:47,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:48,096 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:39:48,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:39:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:48,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:48,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:48,119 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:48,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:48,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:48,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:48,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:39:48,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:48,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:48,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:48,521 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:48,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:48,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:48,547 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:48,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:48,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:48,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:48,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:39:48,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:48,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:48,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:39:49,433 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:39:49,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:39:49,542 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:49,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:49,551 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:39:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:49,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:49,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:49,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:49,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:39:49,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:49,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:49,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:39:50,019 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:39:50,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:39:50,027 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:39:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:50,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:39:50,045 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:39:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:39:50,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:50,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:50,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:39:50,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:39:50,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:39:50,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:40:16,608 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:40:16,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:40:16,733 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:40:16,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:40:16,742 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:40:16,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:40:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:40:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:40:16,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:16,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:16,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:16,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:40:16,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:40:16,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:40:16,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:40:43,148 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:40:43,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:40:43,263 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:40:43,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:40:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:40:43,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:40:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:40:43,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:40:43,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:43,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:43,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:43,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:40:43,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:40:43,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:40:43,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:40:44,276 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:40:44,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:40:44,397 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:40:44,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:40:44,407 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:40:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:40:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:40:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:40:44,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:44,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:44,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:40:44,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:40:44,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:40:44,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:40:45,489 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:40:45,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:40:45,631 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:40:45,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:40:45,641 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:40:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:45,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:40:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:40:45,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:40:45,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:45,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:45,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:40:45,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:40:45,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:40:45,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:40:46,087 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:40:46,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:40:46,096 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:40:46,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:46,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:40:46,109 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:40:46,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:40:46,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:46,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:46,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:40:46,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:40:46,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:40:46,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:40:46,963 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:40:46,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:40:47,064 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:40:47,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:40:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:40:47,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:40:47,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:40:47,086 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:40:47,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:40:47,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:40:47,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:40:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:40:47,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:40:47,116 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:40:47,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:40:47,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:41:13,580 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:41:13,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:41:13,695 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:41:13,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:41:13,703 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:41:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:41:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:41:13,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:41:13,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:13,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:13,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 05:41:13,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:41:13,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:41:13,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:41:14,529 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:41:14,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:41:14,635 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:41:14,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:41:14,643 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:41:14,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:14,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:41:14,658 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:41:14,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:41:14,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:14,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:14,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:41:14,705 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:41:14,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:41:14,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:41:41,209 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:41:41,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:41:41,323 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:41:41,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:41:41,331 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:41:41,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:41:41,342 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:41:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:41:41,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:41,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:41,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:41,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:41:41,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:41:41,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:41:41,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:41:41,738 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:41:41,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:41:41,746 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:41:41,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:41,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:41:41,760 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:41:41,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:41:41,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:41,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:41,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:41:41,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:41:41,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:41:42,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:41:42,204 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:41:42,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:41:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:41:42,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:42,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:41:42,225 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:41:42,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:41:42,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:42,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:42,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:42,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:41:42,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:41:42,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:41:42,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:41:42,660 INFO L354 Elim1Store]: treesize reduction 76, result has 8.4 percent of original size [2021-11-21 05:41:42,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 36 [2021-11-21 05:41:42,669 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:41:42,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:42,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:41:42,683 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:41:42,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:41:42,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:42,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:42,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:42,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:41:42,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:41:42,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:41:43,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:41:43,131 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:41:43,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:41:43,139 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:41:43,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:41:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:41:43,150 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:41:43,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:41:43,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:41:43,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:41:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:41:43,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-21 05:41:43,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:41:43,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:41:43,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2021-11-21 05:42:09,419 INFO L354 Elim1Store]: treesize reduction 62, result has 1.6 percent of original size [2021-11-21 05:42:09,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 66 treesize of output 41 [2021-11-21 05:42:09,527 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:42:09,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:42:09,536 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:42:09,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:09,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:42:09,550 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:42:09,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:42:09,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:09,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:09,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:09,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:42:09,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:09,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:42:09,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 35 [2021-11-21 05:42:09,998 INFO L354 Elim1Store]: treesize reduction 62, result has 15.1 percent of original size [2021-11-21 05:42:09,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 46 treesize of output 36 [2021-11-21 05:42:10,006 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:42:10,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:42:10,020 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:42:10,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:42:10,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:10,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:10,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:10,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:42:10,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:10,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2021-11-21 05:42:10,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 37 [2021-11-21 05:42:11,317 INFO L354 Elim1Store]: treesize reduction 66, result has 9.6 percent of original size [2021-11-21 05:42:11,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 47 treesize of output 33 [2021-11-21 05:42:11,338 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:42:12,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:42:12,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 86 states and 222 transitions. [2021-11-21 05:42:12,209 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 222 transitions. [2021-11-21 05:42:12,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:42:12,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:42:12,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:42:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:42:12,241 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:42:12,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:42:12,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8