./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array1_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array1_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL --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 f9fbee177c3231db1a1e3277e649158ac81edd180968ad454e1d0751d0f1d4e9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 08:06:41,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 08:06:41,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 08:06:41,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 08:06:41,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 08:06:41,883 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 08:06:41,884 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 08:06:41,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 08:06:41,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 08:06:41,889 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 08:06:41,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 08:06:41,892 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 08:06:41,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 08:06:41,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 08:06:41,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 08:06:41,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 08:06:41,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 08:06:41,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 08:06:41,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 08:06:41,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 08:06:41,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 08:06:41,920 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 08:06:41,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 08:06:41,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 08:06:41,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 08:06:41,931 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 08:06:41,932 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 08:06:41,933 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 08:06:41,934 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 08:06:41,936 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 08:06:41,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 08:06:41,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 08:06:41,939 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 08:06:41,941 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 08:06:41,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 08:06:41,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 08:06:41,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 08:06:41,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 08:06:41,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 08:06:41,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 08:06:41,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 08:06:41,946 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 08:06:41,992 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 08:06:41,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 08:06:41,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 08:06:41,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 08:06:41,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 08:06:41,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 08:06:41,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 08:06:41,996 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 08:06:41,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 08:06:41,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 08:06:41,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 08:06:41,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 08:06:41,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 08:06:41,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 08:06:41,998 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 08:06:41,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 08:06:41,998 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 08:06:41,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 08:06:41,999 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 08:06:41,999 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 08:06:41,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 08:06:42,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:06:42,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 08:06:42,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 08:06:42,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 08:06:42,001 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 08:06:42,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 08:06:42,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 08:06:42,001 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_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9fbee177c3231db1a1e3277e649158ac81edd180968ad454e1d0751d0f1d4e9 [2021-11-25 08:06:42,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 08:06:42,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 08:06:42,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 08:06:42,320 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 08:06:42,321 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 08:06:42,322 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-patterns/array1_pattern.c [2021-11-25 08:06:42,400 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/data/6fa1ed2fd/d447f756b0444a26be5649c9b2b973b3/FLAG8d5c28bcd [2021-11-25 08:06:42,913 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 08:06:42,915 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/sv-benchmarks/c/array-patterns/array1_pattern.c [2021-11-25 08:06:42,925 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/data/6fa1ed2fd/d447f756b0444a26be5649c9b2b973b3/FLAG8d5c28bcd [2021-11-25 08:06:43,265 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/data/6fa1ed2fd/d447f756b0444a26be5649c9b2b973b3 [2021-11-25 08:06:43,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 08:06:43,272 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 08:06:43,275 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 08:06:43,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 08:06:43,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 08:06:43,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337b2017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43, skipping insertion in model container [2021-11-25 08:06:43,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 08:06:43,309 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 08:06:43,491 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_5510f553-1b12-49e7-b3c5-88f8c5657437/sv-benchmarks/c/array-patterns/array1_pattern.c[1307,1320] [2021-11-25 08:06:43,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:06:43,521 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 08:06:43,531 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_5510f553-1b12-49e7-b3c5-88f8c5657437/sv-benchmarks/c/array-patterns/array1_pattern.c[1307,1320] [2021-11-25 08:06:43,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:06:43,572 INFO L208 MainTranslator]: Completed translation [2021-11-25 08:06:43,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43 WrapperNode [2021-11-25 08:06:43,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 08:06:43,573 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 08:06:43,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 08:06:43,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 08:06:43,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,603 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,635 INFO L137 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2021-11-25 08:06:43,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 08:06:43,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 08:06:43,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 08:06:43,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 08:06:43,646 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,646 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,651 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,690 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 08:06:43,691 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 08:06:43,691 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 08:06:43,691 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 08:06:43,692 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:43" (1/1) ... [2021-11-25 08:06:43,700 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:06:43,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 08:06:43,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 08:06:43,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5510f553-1b12-49e7-b3c5-88f8c5657437/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 08:06:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 08:06:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 08:06:43,778 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 08:06:43,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 08:06:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 08:06:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 08:06:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 08:06:43,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 08:06:43,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 08:06:43,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 08:06:43,854 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 08:06:43,856 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 08:06:44,044 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 08:06:44,077 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 08:06:44,077 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 08:06:44,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:06:44 BoogieIcfgContainer [2021-11-25 08:06:44,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 08:06:44,081 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 08:06:44,081 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 08:06:44,091 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 08:06:44,092 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:06:44" (1/1) ... [2021-11-25 08:06:44,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 08:06:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:44,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-25 08:06:44,157 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-25 08:06:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 08:06:44,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:44,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:44,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:44,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:44,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2021-11-25 08:06:44,405 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-11-25 08:06:44,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 08:06:44,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:44,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:44,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-25 08:06:44,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:44,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 08:06:44,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:44,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 25 transitions. [2021-11-25 08:06:44,790 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-25 08:06:44,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 08:06:44,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:44,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:44,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-25 08:06:44,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:44,964 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:45,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 39 transitions. [2021-11-25 08:06:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2021-11-25 08:06:45,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:06:45,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:45,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:45,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:06:45,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:45,531 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 [2021-11-25 08:06:45,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:45,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:06:45,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:06:45,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:06:45,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:06:46,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:46,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:06:46,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:06:46,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:46,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:46,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:06:46,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:06:46,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:46,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:06:46,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:46,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:46,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:06:46,786 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:48,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:48,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 33 states and 60 transitions. [2021-11-25 08:06:48,341 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2021-11-25 08:06:48,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:06:48,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:48,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:48,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:06:48,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:48,420 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 [2021-11-25 08:06:48,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:48,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:06:48,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:06:48,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:06:48,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:06:48,912 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 19 treesize of output 5 [2021-11-25 08:06:49,342 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:06:49,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:06:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:50,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:50,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 34 states and 63 transitions. [2021-11-25 08:06:50,097 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2021-11-25 08:06:50,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:06:50,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:50,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:50,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:06:50,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:50,207 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 [2021-11-25 08:06:50,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:50,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:06:50,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:06:50,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:06:50,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:06:50,435 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:06:50,452 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 19 treesize of output 5 [2021-11-25 08:06:50,677 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:06:50,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:06:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:51,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 37 states and 79 transitions. [2021-11-25 08:06:51,733 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 79 transitions. [2021-11-25 08:06:51,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:06:51,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:51,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:51,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:06:51,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:51,801 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 [2021-11-25 08:06:51,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:51,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:06:51,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:06:52,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:06:52,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:06:52,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:52,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:52,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:06:52,988 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:06:53,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:53,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:06:53,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:53,532 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:06:53,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:06:53,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 37 states and 79 transitions. [2021-11-25 08:06:54,677 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 79 transitions. [2021-11-25 08:06:54,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:06:54,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:54,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:54,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:54,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:06:54,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:54,744 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 [2021-11-25 08:06:54,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:54,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:06:54,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:06:54,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:06:54,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:06:54,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:54,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:54,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:06:55,007 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:06:55,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:55,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:06:55,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:55,282 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:06:55,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:06:55,293 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:56,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:56,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:06:56,091 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:06:56,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:06:56,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:56,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:56,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:06:56,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:56,185 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 [2021-11-25 08:06:56,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:56,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:06:56,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:06:56,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:06:56,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:06:56,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:56,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:56,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:06:56,465 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:06:56,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:56,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:06:56,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:56,697 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:06:56,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:06:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:06:56,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:06:56,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:06:56,724 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:06:56,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:06:56,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:06:56,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:06:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:06:56,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:06:56,776 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:06:56,795 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 [2021-11-25 08:06:56,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:56,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:06:56,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:06:56,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:06:56,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:06:59,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:59,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:06:59,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:06:59,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:06:59,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:59,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:06:59,922 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:06:59,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:06:59,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:00,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:00,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:00,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:07:00,187 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:02,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:02,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:07:02,983 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:07:02,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:02,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:02,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:03,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:03,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:03,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:03,057 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 [2021-11-25 08:07:03,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:03,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:03,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:03,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:03,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:03,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:03,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:03,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:03,336 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:03,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:03,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:03,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:03,584 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:03,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:03,593 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:07:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:07:03,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:03,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:03,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:03,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:07:03,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:03,694 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 [2021-11-25 08:07:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:03,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:03,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:03,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:03,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:03,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:03,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:03,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:03,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:03,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:03,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:04,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:04,204 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:04,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:04,222 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:04,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:04,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:07:04,269 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:07:04,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:04,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:04,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:04,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:07:04,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:04,357 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 [2021-11-25 08:07:04,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:04,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:04,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:04,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:04,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:04,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:04,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:04,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:04,592 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:04,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:04,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:04,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:04,844 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:04,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:04,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:07:04,877 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:07:04,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:04,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:04,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:04,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:04,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:04,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:04,951 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 [2021-11-25 08:07:04,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:04,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:04,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:05,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:05,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:05,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:05,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:05,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:05,193 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:05,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:05,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:05,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:05,453 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:05,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:05,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:05,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:05,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:07:05,486 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:07:05,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:05,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:05,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:05,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:05,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:05,548 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 [2021-11-25 08:07:05,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:05,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:05,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:05,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:05,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:05,753 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:05,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:05,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:05,775 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:05,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:05,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:06,023 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:06,029 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:06,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:06,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:06,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:07:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:07:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:06,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:06,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:06,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:06,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:06,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:06,127 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 [2021-11-25 08:07:06,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:06,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:06,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:06,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:06,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:06,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:06,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:06,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:06,370 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:06,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:06,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:06,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:06,629 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:06,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:06,646 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:06,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 40 states and 97 transitions. [2021-11-25 08:07:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 97 transitions. [2021-11-25 08:07:06,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:06,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:06,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:06,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:06,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:07:06,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:06,807 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 [2021-11-25 08:07:06,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:06,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:07:06,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:06,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:07:07,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:07,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:07:07,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:07,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:07,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:07,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:07,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:07,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:07,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:07,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:07,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:07,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:07:07,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:08,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:08,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:08,238 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:08,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:08,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:08,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:08,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:08,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:07:08,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:08,310 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 [2021-11-25 08:07:08,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:08,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:07:08,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:07:08,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:07:08,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:07:08,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:08,563 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 19 treesize of output 5 [2021-11-25 08:07:08,770 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:07:08,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:07:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:08,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:08,972 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:08,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:09,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:09,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:09,039 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 [2021-11-25 08:07:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:09,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:07:09,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:07:14,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:14,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:14,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:14,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:14,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:14,360 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:14,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:14,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:14,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:14,613 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:14,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:14,625 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:18,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:18,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:18,932 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:18,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:18,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:18,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:18,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:18,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:18,992 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 [2021-11-25 08:07:19,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:19,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:19,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:19,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:19,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:19,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:19,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:19,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:19,223 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:19,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:19,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:19,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:19,456 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:19,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:19,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:19,569 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:19,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:19,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:19,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:19,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:19,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:19,629 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 [2021-11-25 08:07:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:19,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:19,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:19,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:19,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:19,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:19,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:19,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:19,860 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:19,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:19,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:20,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:20,152 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:20,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:20,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:20,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:20,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:20,184 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:20,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:20,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:20,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:20,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:07:20,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:20,250 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 [2021-11-25 08:07:20,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:20,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:07:20,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:20,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:07:20,535 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:20,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:07:20,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:20,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:20,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:20,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:20,566 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:20,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:20,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:20,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:20,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:20,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:07:20,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:24,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:24,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:24,832 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:24,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:24,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:24,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 08:07:24,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:24,920 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 [2021-11-25 08:07:24,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:24,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:07:24,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:07:24,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:24,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:32,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:32,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:07:32,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:33,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:33,004 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:33,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:33,016 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:33,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:33,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:33,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:33,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:33,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:07:33,284 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:47,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:47,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:47,737 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:47,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:47,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:47,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:47,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:07:47,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:47,795 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 [2021-11-25 08:07:47,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:47,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:07:47,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:07:47,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:07:47,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:07:47,909 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 19 treesize of output 5 [2021-11-25 08:07:48,152 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:07:48,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:07:48,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:48,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:48,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:48,175 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:48,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:48,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:48,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:07:48,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:48,246 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 [2021-11-25 08:07:48,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:48,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:48,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:48,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:48,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:48,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:48,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:48,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:48,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:48,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:48,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:49,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:49,128 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:49,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:49,135 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:50,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:50,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:50,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:50,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:50,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:50,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:07:50,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:50,182 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 [2021-11-25 08:07:50,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:50,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:07:50,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:50,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:07:50,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:50,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:07:50,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:50,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:50,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:50,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:50,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:50,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:50,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:50,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:50,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:50,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:07:50,686 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:50,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:50,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 42 states and 100 transitions. [2021-11-25 08:07:50,695 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:50,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:50,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:50,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:50,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:50,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 52 conjunts are in the unsatisfiable core [2021-11-25 08:07:50,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:50,766 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 [2021-11-25 08:07:50,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:50,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:07:50,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:07:50,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:50,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:51,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:51,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:07:51,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:51,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:51,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:51,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:51,181 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:51,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:51,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:51,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:51,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:51,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:07:51,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:51,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:51,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:07:51,891 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:51,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:51,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:51,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:51,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:07:51,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:51,957 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 [2021-11-25 08:07:51,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:51,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:51,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:52,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:52,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:52,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:52,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:52,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:52,174 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:52,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:52,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:52,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:52,404 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:52,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:52,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:52,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:52,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:07:52,426 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:52,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:52,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:52,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:52,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:52,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:07:52,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:52,487 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 [2021-11-25 08:07:52,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:52,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:52,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:52,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:52,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:52,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:52,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:52,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:52,721 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:52,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:52,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:52,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:52,941 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:52,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:52,958 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:52,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:52,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:07:52,967 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:52,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:52,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:52,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:53,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:07:53,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:53,028 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 [2021-11-25 08:07:53,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:53,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:07:53,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:53,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:07:53,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:53,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:53,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:53,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:53,273 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:53,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:53,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:53,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:53,485 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:07:53,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:07:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:07:53,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:07:53,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:07:53,508 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:07:53,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:07:53,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:07:53,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:07:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:07:53,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:07:53,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:07:53,560 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 [2021-11-25 08:07:53,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:53,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:07:53,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:07:53,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:53,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:07:55,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:55,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:07:55,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:07:55,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:55,759 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:55,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:07:55,778 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:07:55,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:07:55,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:07:56,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:56,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:07:56,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:07:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:11,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:11,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:11,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:11,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:11,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:11,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:08:11,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:11,199 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 [2021-11-25 08:08:11,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:11,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:11,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:11,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:11,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:11,451 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 19 treesize of output 5 [2021-11-25 08:08:11,645 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:11,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:11,658 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:11,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:11,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:11,818 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:11,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:11,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:11,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:11,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:08:11,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:11,875 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 [2021-11-25 08:08:11,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:11,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:08:11,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:11,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:08:12,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:12,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:08:12,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:12,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:12,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:12,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:12,150 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:12,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:12,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:12,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:12,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:12,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:08:12,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:12,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:12,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:12,374 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:12,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:12,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:12,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:12,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:08:12,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:12,444 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 [2021-11-25 08:08:12,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:12,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:12,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:12,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:12,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:12,564 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:12,588 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 19 treesize of output 5 [2021-11-25 08:08:12,787 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:12,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:12,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:12,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:12,815 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:12,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:12,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:12,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:12,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:08:12,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:12,887 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 [2021-11-25 08:08:12,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:12,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:12,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:12,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:12,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:13,002 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 19 treesize of output 5 [2021-11-25 08:08:13,201 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:13,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:13,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:13,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:13,219 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:13,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:13,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:13,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:13,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:08:13,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:13,283 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 [2021-11-25 08:08:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:13,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:13,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:13,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:13,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:13,460 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:13,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:13,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:13,473 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:13,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:13,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:13,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:13,688 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:13,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:13,717 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:13,724 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:13,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:13,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:13,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:13,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:13,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:08:13,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:13,783 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 [2021-11-25 08:08:13,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:13,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:13,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:13,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:13,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:13,896 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 19 treesize of output 5 [2021-11-25 08:08:14,087 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:14,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:14,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:14,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:14,122 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:14,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:14,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:14,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:14,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:14,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:08:14,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:14,181 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 [2021-11-25 08:08:14,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:14,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:14,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:14,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:14,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:14,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:14,389 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:14,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:14,402 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:14,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:14,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:14,694 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:14,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:14,701 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:14,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:14,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:14,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:14,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:14,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:08:14,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:14,772 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 [2021-11-25 08:08:14,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:14,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:08:14,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:08:15,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:15,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:15,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:15,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:15,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:15,635 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:15,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:15,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:15,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:15,850 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:15,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:15,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:17,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:17,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:17,033 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:17,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:17,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:17,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:17,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:08:17,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:17,103 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 [2021-11-25 08:08:17,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:17,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:08:17,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:08:17,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:17,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:17,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:17,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:08:17,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:17,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:17,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:17,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:17,367 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:17,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:17,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:17,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:17,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:17,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:08:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:17,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:17,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:17,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:17,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:17,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:17,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:08:17,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:17,714 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 [2021-11-25 08:08:17,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:17,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:17,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:19,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:19,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:19,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:19,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:19,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:19,790 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:19,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:19,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:20,067 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:20,073 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:20,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:20,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:20,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:20,270 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:20,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:20,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:20,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:08:20,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:20,330 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 [2021-11-25 08:08:20,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:20,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:20,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:20,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:20,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:20,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:20,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:20,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:20,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:20,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:20,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:20,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:20,825 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:20,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:20,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:20,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:20,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:20,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:08:20,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:20,913 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 [2021-11-25 08:08:20,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:20,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:20,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:22,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:22,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:22,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:22,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:22,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:22,806 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:22,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:22,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:23,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:23,080 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:23,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:23,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:23,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:23,108 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:23,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:23,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:23,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:23,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:08:23,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:23,175 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 [2021-11-25 08:08:23,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:23,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:23,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:23,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:23,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:23,323 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:23,366 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 19 treesize of output 5 [2021-11-25 08:08:23,649 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:23,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:23,657 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:23,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:23,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:23,671 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:23,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:23,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:23,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:23,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:08:23,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:23,729 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 [2021-11-25 08:08:23,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:23,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:23,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:23,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:23,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:23,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:23,932 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 19 treesize of output 5 [2021-11-25 08:08:24,193 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:24,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:24,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:24,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:24,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:24,214 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:24,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:24,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:24,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:24,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:24,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 08:08:24,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:24,271 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 [2021-11-25 08:08:24,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:24,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 08:08:24,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:08:24,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 08:08:28,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:28,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:08:28,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:28,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:28,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:28,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:28,935 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:28,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:28,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:29,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:29,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:29,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:08:29,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:33,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:33,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:33,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:33,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:33,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:33,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:08:33,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:33,334 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 [2021-11-25 08:08:33,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:33,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:33,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:33,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:33,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:33,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:33,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:33,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:33,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:33,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:33,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:33,832 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:33,837 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:33,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:33,849 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:33,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:33,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:33,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:33,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:33,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:08:33,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:33,907 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 [2021-11-25 08:08:34,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:34,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:34,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:34,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:34,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:34,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:34,069 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 19 treesize of output 5 [2021-11-25 08:08:34,321 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:34,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:34,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:34,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:34,357 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:34,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:34,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:34,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:34,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:08:34,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:34,416 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 [2021-11-25 08:08:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:34,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:08:34,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:08:36,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:36,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:36,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:36,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:36,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:36,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:36,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:36,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:36,557 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:36,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:36,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:36,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:36,580 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:36,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:36,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:36,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:36,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:08:36,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:36,630 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 [2021-11-25 08:08:36,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:36,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:08:36,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:36,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:36,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:08:36,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:36,854 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 19 treesize of output 5 [2021-11-25 08:08:37,114 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:08:37,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:08:37,155 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:37,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:37,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:37,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:37,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:37,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:37,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:37,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:08:37,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:37,315 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 [2021-11-25 08:08:37,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:37,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:08:37,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:08:37,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:37,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:37,545 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:37,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:08:37,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:37,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:37,558 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:37,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:37,577 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:37,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:37,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:37,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:37,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:37,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:08:37,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:37,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:37,894 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:37,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:37,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:37,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:37,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:08:37,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:37,959 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 [2021-11-25 08:08:37,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:37,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:37,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:38,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:38,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:38,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:38,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:38,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:38,185 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:38,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:38,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:38,470 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:38,476 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:38,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:38,488 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:38,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:38,497 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:38,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:38,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:38,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:38,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:08:38,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:38,565 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 [2021-11-25 08:08:38,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:38,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:38,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:38,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:38,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:38,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:38,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:38,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:38,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:38,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:38,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:39,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:39,171 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:39,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:39,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:39,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:39,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:39,199 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:39,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:39,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:39,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:39,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:39,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:08:39,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:39,264 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 [2021-11-25 08:08:39,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:39,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:08:39,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:08:39,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:39,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:41,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:41,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:08:41,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:41,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:41,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:41,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:41,568 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:41,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:41,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:41,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:41,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:41,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:08:41,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:41,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:41,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:41,912 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:41,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:41,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:41,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:41,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:08:41,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:41,969 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 [2021-11-25 08:08:41,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:41,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:08:41,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:08:43,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:43,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:43,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:43,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:43,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:43,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:43,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:43,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:44,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:44,054 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:44,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:44,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:44,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:44,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:44,077 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:44,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:44,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:44,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:08:44,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:44,124 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 [2021-11-25 08:08:44,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:44,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:44,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:44,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:44,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:44,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:44,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:44,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:44,325 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:44,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:44,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:44,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:44,614 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:44,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:44,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:44,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:44,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:08:44,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:44,687 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 [2021-11-25 08:08:44,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:44,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:44,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:08:47,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:08:47,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:08:47,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:47,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:47,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:08:47,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:08:47,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:47,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:08:47,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:47,712 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:08:47,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:08:48,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:08:48,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:08:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:08:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:08:48,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:08:48,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:08:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:08:48,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:08:48,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:08:48,355 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 [2021-11-25 08:08:48,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:08:48,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 08:08:53,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:08:53,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 91 [2021-11-25 08:08:53,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:08:53,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:08:53,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:53,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 08:08:53,229 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 19 treesize of output 5 [2021-11-25 08:08:53,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:08:53,946 INFO L354 Elim1Store]: treesize reduction 16, result has 15.8 percent of original size [2021-11-25 08:08:53,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:08:53,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:01,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:01,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:01,143 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:01,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:01,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:01,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:01,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:01,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:09:01,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:01,187 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 [2021-11-25 08:09:01,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:01,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:01,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:01,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:01,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:01,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:01,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:01,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:01,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:01,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:01,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:01,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:01,701 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:01,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:01,710 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:01,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:01,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:01,719 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:01,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:01,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:01,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:01,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:09:01,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:01,763 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 [2021-11-25 08:09:01,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:01,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:01,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:03,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:03,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:03,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:03,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:03,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:03,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:03,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:03,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:03,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:03,735 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:03,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:03,751 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:03,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:03,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:03,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:04,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:09:04,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:04,024 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 [2021-11-25 08:09:04,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:04,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:04,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:04,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:04,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:04,155 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 19 treesize of output 5 [2021-11-25 08:09:04,445 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:04,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:04,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:04,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:04,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:04,469 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:04,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:04,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:04,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:04,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:09:04,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:04,520 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 [2021-11-25 08:09:04,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:04,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:04,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:04,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:04,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:04,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:04,699 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 19 treesize of output 5 [2021-11-25 08:09:04,959 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:04,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:04,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:04,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:04,979 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:04,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:04,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:04,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:05,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:09:05,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:05,046 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 [2021-11-25 08:09:05,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:05,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:05,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:05,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:05,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:05,289 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:05,324 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 19 treesize of output 5 [2021-11-25 08:09:05,598 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:05,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:05,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:05,715 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:05,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:05,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:05,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:05,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:09:05,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:05,767 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 [2021-11-25 08:09:05,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:05,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:09:05,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:09:05,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:05,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:08,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:08,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:09:08,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:08,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:08,101 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:08,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:08,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:08,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:08,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:08,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:08,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:08,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:09:08,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:08,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:08,464 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:08,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:08,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:08,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:08,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:09:08,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:08,519 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 [2021-11-25 08:09:08,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:08,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:08,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:09,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:09,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:09,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:09,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:09,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:09,425 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:09,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:09,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:09,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:09,735 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:09,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:09,767 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:09,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:09,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:09,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:09,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:09,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:09:09,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:09,825 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 [2021-11-25 08:09:09,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:09,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:09,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:10,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:10,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:10,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:10,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:10,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:10,059 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:10,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:10,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:10,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:10,412 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:10,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:10,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:10,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:10,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:10,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:10,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:10,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:09:10,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:10,491 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 [2021-11-25 08:09:10,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:10,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 08:09:11,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:11,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 91 [2021-11-25 08:09:11,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:11,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:11,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:11,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 08:09:11,221 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 19 treesize of output 5 [2021-11-25 08:09:11,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:11,528 INFO L354 Elim1Store]: treesize reduction 16, result has 15.8 percent of original size [2021-11-25 08:09:11,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:11,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:12,285 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:12,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:12,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:12,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:12,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:09:12,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:12,345 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 [2021-11-25 08:09:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:12,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:12,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:12,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:12,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:12,465 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:12,499 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 19 treesize of output 5 [2021-11-25 08:09:12,740 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:12,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:12,753 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:12,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:12,770 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:12,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:12,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:12,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:09:12,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:12,850 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 [2021-11-25 08:09:12,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:12,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:12,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:13,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:13,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:13,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:13,092 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:13,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:13,121 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:13,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:13,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:13,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:13,490 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:13,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:13,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:13,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:13,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:13,516 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:13,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:13,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:13,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:13,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:09:13,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:13,581 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 [2021-11-25 08:09:13,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:13,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:13,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:16,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:16,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:16,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:16,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:16,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:16,369 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:16,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:16,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:16,714 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:16,723 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:16,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:16,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:19,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:19,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:19,849 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:19,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:19,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:19,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:19,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 08:09:19,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:19,919 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 [2021-11-25 08:09:19,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:19,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:09:19,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:19,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:09:22,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:22,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:09:22,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:22,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:22,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:22,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:22,345 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:22,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:22,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:22,701 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:22,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:22,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:09:22,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:22,818 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:22,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:22,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:22,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:22,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:09:22,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:22,875 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 [2021-11-25 08:09:22,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:22,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:22,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:23,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:23,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:23,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:23,539 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:23,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:23,585 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:23,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:23,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:23,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:23,936 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:23,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:23,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:24,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:24,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:24,151 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:24,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:24,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:24,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:24,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:09:24,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:24,210 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 [2021-11-25 08:09:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:24,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:24,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:25,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:25,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:25,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:25,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:25,045 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:25,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:25,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:25,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:25,384 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:25,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:25,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:25,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:25,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:25,497 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:25,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:25,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:25,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:25,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:09:25,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:25,558 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 [2021-11-25 08:09:25,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:25,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:25,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:25,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:25,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:25,706 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:25,751 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 19 treesize of output 5 [2021-11-25 08:09:26,067 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:26,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:26,076 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:26,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:26,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:26,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:26,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:26,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:26,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:09:26,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:26,145 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 [2021-11-25 08:09:26,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:26,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:26,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:26,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:26,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:26,295 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:26,333 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 19 treesize of output 5 [2021-11-25 08:09:26,619 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:26,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:26,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:26,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:26,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:26,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:26,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:09:26,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:26,703 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 [2021-11-25 08:09:26,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:26,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:26,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:26,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:26,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:26,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:26,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:26,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:26,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:26,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:26,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:27,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:27,348 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:27,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:27,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:27,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:27,364 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:27,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:27,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:27,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:27,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:09:27,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:27,433 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 [2021-11-25 08:09:27,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:27,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:09:27,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:09:31,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:31,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:31,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:31,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:31,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:31,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:31,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:31,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:31,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:31,586 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:31,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:31,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:34,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:34,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:34,606 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:34,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:34,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:34,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:34,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:34,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:09:34,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:34,680 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 [2021-11-25 08:09:34,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:34,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:34,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:34,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:34,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:34,840 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:34,880 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 19 treesize of output 5 [2021-11-25 08:09:35,262 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:35,263 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:35,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:35,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:35,290 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:35,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:35,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:35,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:35,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:09:35,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:35,335 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 [2021-11-25 08:09:35,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:35,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:35,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:35,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:35,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:35,971 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:36,002 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 19 treesize of output 5 [2021-11-25 08:09:36,381 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:36,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:36,394 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:37,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:37,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:37,026 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:37,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:37,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:37,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:37,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:09:37,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:37,106 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 [2021-11-25 08:09:37,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:37,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:37,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:37,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:37,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:37,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:37,324 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 19 treesize of output 5 [2021-11-25 08:09:37,657 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:37,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:37,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:37,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:37,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:37,676 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:37,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:37,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:37,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:37,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:09:37,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:37,735 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 [2021-11-25 08:09:37,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:37,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:37,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:37,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:37,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:37,894 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:37,924 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 19 treesize of output 5 [2021-11-25 08:09:38,270 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:38,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:38,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:38,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:38,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:38,296 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:38,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:38,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:38,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:38,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:09:38,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:38,378 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 [2021-11-25 08:09:38,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:38,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:38,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:38,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:38,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:38,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:38,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:38,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:38,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:38,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:38,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:39,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:39,054 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:39,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:39,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:39,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:39,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:39,080 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:39,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:39,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:39,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:39,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:09:39,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:39,137 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 [2021-11-25 08:09:39,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:39,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:39,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:41,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:41,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:41,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:41,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:41,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:41,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:41,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:41,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:41,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:41,775 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:41,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:41,793 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:41,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:41,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:41,803 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:41,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:41,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:41,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:41,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:09:41,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:41,869 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 [2021-11-25 08:09:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:41,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:09:41,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:09:41,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:41,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:44,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:44,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:09:44,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:44,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:44,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:44,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:44,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:44,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:44,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:44,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:44,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:44,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:09:44,643 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:44,664 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:44,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:44,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:44,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:44,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:44,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:09:44,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:44,740 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 [2021-11-25 08:09:44,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:44,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:44,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:44,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:44,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:44,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:44,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:44,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:45,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:45,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:45,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:45,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:45,493 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:45,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:45,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:45,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:45,512 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:45,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:45,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:45,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:45,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:09:45,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:45,575 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 [2021-11-25 08:09:45,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:45,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:45,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:45,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:45,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:45,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:45,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:45,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:45,810 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:45,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:45,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:46,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:46,233 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:46,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:46,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:46,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:46,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:46,261 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:46,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:46,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:46,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:46,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:46,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:09:46,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:46,321 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 [2021-11-25 08:09:46,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:46,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:46,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:46,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:46,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:46,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:46,526 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 19 treesize of output 5 [2021-11-25 08:09:46,838 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:46,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:46,850 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:46,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:46,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:46,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:46,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:46,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:46,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:09:46,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:46,920 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 [2021-11-25 08:09:47,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:47,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:09:47,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:09:47,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:09:47,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:09:47,205 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:47,236 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 19 treesize of output 5 [2021-11-25 08:09:47,598 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:09:47,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:09:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:47,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:47,723 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:47,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:47,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:47,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:47,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:47,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:09:47,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:47,794 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 [2021-11-25 08:09:47,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:47,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:47,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:51,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:51,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:51,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:51,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:51,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:51,516 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:51,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:51,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:51,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:51,933 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:51,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:51,942 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:54,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:54,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:54,917 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:54,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:54,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:54,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:54,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:09:54,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:54,966 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 [2021-11-25 08:09:54,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:54,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:54,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:55,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:55,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:55,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:55,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:55,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:55,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:55,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:55,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:55,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:55,629 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:55,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:55,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:55,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:55,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:55,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:55,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:09:55,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:55,700 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 [2021-11-25 08:09:55,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:55,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:55,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:55,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:55,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:55,940 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:55,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:55,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:55,960 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:56,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:56,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:56,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:56,433 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:56,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:56,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:56,454 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:56,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:56,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:56,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:56,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:56,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:09:56,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:56,504 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 [2021-11-25 08:09:56,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:56,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:56,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:56,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:56,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:56,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:56,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:56,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:56,752 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:56,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:56,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:57,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:57,192 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:57,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:57,204 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:57,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:57,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:57,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:57,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:09:57,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:57,278 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 [2021-11-25 08:09:57,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:57,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:09:57,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:57,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:09:57,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:09:57,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:57,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:57,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:09:57,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:09:57,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:57,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:09:58,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:09:58,012 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:09:58,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:09:58,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:09:58,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:09:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:09:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:09:58,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:09:58,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:09:58,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:09:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:09:58,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:09:58,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:09:58,089 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 [2021-11-25 08:09:58,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:09:58,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:09:58,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:09:58,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:10:00,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:00,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:10:00,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:00,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:00,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:00,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:00,749 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:00,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:00,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:01,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:01,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:01,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:10:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:01,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:01,306 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:01,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:01,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:01,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:01,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:01,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:10:01,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:01,389 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 [2021-11-25 08:10:01,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:01,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:10:01,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:10:04,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:04,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:04,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:04,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:04,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:04,993 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:05,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:05,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:05,445 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:05,454 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:05,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:05,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:08,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:08,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:08,572 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:08,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:08,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:08,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:08,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:10:08,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:08,629 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 [2021-11-25 08:10:08,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:08,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 08:10:08,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:10:08,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 08:10:08,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:08,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:10:08,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:08,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:08,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:08,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:08,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:09,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:09,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:09,467 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:09,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:09,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:10:09,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:09,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:09,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:09,499 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:09,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:09,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:09,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:09,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:10:09,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:09,559 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 [2021-11-25 08:10:09,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:09,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:10:09,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:10:09,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:09,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:12,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:12,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:10:12,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:12,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:12,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:12,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:12,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:12,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:12,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:12,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:12,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:12,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:10:12,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:12,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:12,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:12,658 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:12,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:12,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:12,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:12,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:12,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:10:12,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:12,711 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 [2021-11-25 08:10:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:12,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:12,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:14,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:14,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:14,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:14,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:14,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:14,924 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:14,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:14,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:15,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:15,470 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:15,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:15,501 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:15,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:15,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:15,634 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:15,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:15,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:15,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:15,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:10:15,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:15,689 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 [2021-11-25 08:10:15,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:15,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:15,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:15,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:15,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:15,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:15,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:15,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:15,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:16,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:16,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:16,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:16,466 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:16,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:16,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:16,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:16,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:16,493 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:16,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:16,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:16,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:16,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:10:16,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:16,564 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 [2021-11-25 08:10:16,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:16,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:16,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:16,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:16,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:16,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:16,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:16,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:16,904 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:16,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:16,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:17,419 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:17,430 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:17,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:17,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:17,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:17,453 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:17,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:17,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:17,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:10:17,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:17,503 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 [2021-11-25 08:10:17,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:17,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:17,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:17,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:17,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:17,755 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 19 treesize of output 5 [2021-11-25 08:10:18,201 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:18,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:18,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:18,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:18,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:18,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:18,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:10:18,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:18,385 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 [2021-11-25 08:10:18,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:18,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:18,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:18,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:18,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:18,554 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:18,613 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 19 treesize of output 5 [2021-11-25 08:10:19,011 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:19,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:19,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:19,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:19,030 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:19,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:19,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:19,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:19,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:19,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:10:19,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:19,088 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 [2021-11-25 08:10:19,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:19,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:19,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:19,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:19,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:19,276 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 19 treesize of output 5 [2021-11-25 08:10:19,730 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:19,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:19,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:19,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:19,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:19,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:19,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:19,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:10:19,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:19,810 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 [2021-11-25 08:10:19,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:19,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:19,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:19,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:19,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:19,998 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 19 treesize of output 5 [2021-11-25 08:10:20,459 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:20,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:20,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:20,477 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:20,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:20,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:20,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:20,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:10:20,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:20,547 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 [2021-11-25 08:10:20,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:20,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:20,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:20,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:20,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:20,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:20,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:20,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:20,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:21,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:21,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:21,547 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:21,557 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:21,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:21,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:21,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:21,724 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:21,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:21,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:21,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:21,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:10:21,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:21,800 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 [2021-11-25 08:10:21,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:21,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:10:21,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:10:23,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:23,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:23,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:23,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:23,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:23,951 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:24,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:24,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:24,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:24,460 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:24,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:24,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:24,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:24,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:24,479 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:24,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:24,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:24,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:10:24,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:24,537 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 [2021-11-25 08:10:24,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:24,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:24,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:24,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:24,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:24,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:24,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:24,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:24,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:24,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:24,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:25,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:25,294 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:25,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:25,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:25,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:25,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:25,321 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:25,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:25,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:25,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:25,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:10:25,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:25,370 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 [2021-11-25 08:10:25,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:25,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:25,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:25,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:25,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:25,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:25,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:25,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:25,651 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:25,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:25,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:26,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:26,159 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:26,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:26,173 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:26,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:26,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:26,183 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:26,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:26,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:26,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:26,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:10:26,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:26,284 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 [2021-11-25 08:10:26,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:26,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:26,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:26,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:26,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:26,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:26,529 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 19 treesize of output 5 [2021-11-25 08:10:26,961 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:26,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:26,970 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:26,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:26,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:26,982 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:26,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:26,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:27,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:10:27,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:27,031 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 [2021-11-25 08:10:27,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:27,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:27,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:28,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:28,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:28,264 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:28,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:28,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:28,299 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:28,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:28,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:28,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:28,839 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:28,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:28,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:28,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:28,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:28,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:28,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:28,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:29,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:29,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-25 08:10:29,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:29,055 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 [2021-11-25 08:10:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:29,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:10:29,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:10:29,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:29,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:29,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:29,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:10:29,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:29,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:29,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:29,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:29,371 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:29,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:29,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:29,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:29,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:29,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:10:29,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:29,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:29,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:29,936 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:29,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:29,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:29,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:29,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:10:29,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:29,992 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 [2021-11-25 08:10:30,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:30,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:10:30,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:10:30,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:30,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:30,242 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:30,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:10:30,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:30,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:30,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:30,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:30,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:30,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:30,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:30,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:30,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:30,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:10:30,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:30,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:30,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:30,796 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:30,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:30,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:30,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:30,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:10:30,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:30,852 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 [2021-11-25 08:10:30,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:30,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 08:10:33,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:33,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 91 [2021-11-25 08:10:33,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:33,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:33,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:33,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 08:10:33,844 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:33,881 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 19 treesize of output 5 [2021-11-25 08:10:34,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:34,356 INFO L354 Elim1Store]: treesize reduction 16, result has 15.8 percent of original size [2021-11-25 08:10:34,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:34,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:35,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:35,764 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:35,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:35,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:35,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:35,801 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:10:35,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:35,815 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 [2021-11-25 08:10:35,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:35,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:35,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:35,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:35,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:35,983 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:36,032 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 19 treesize of output 5 [2021-11-25 08:10:36,455 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:36,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:36,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:36,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:36,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:36,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:36,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:36,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:36,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:10:36,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:36,543 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 [2021-11-25 08:10:36,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:36,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:36,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:36,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:36,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:36,699 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 19 treesize of output 5 [2021-11-25 08:10:37,192 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:37,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:37,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:37,217 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:37,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:37,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:37,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:37,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:10:37,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:37,289 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 [2021-11-25 08:10:37,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:37,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:37,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:37,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:37,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:37,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:37,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:37,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:37,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:37,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:37,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:38,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:38,113 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:38,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:38,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:38,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:38,130 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:38,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:38,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:38,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:38,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:10:38,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:38,196 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 [2021-11-25 08:10:38,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:38,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:38,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:38,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:38,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:38,369 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 19 treesize of output 5 [2021-11-25 08:10:38,816 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:38,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:38,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:38,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:38,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:38,837 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:38,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:38,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:38,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:38,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:10:38,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:38,888 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 [2021-11-25 08:10:39,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:39,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:39,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:39,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:39,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:39,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:39,133 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 19 treesize of output 5 [2021-11-25 08:10:39,629 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:39,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:39,641 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:39,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:39,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:39,651 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:39,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:39,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:39,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:39,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:10:39,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:39,699 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 [2021-11-25 08:10:39,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:39,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:39,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:39,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:39,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:39,872 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 19 treesize of output 5 [2021-11-25 08:10:40,381 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:40,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:40,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:40,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:40,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:40,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:40,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:40,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:10:40,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:40,458 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 [2021-11-25 08:10:40,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:40,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:10:40,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:10:42,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:42,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:42,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:42,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:42,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:42,538 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:42,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:42,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:43,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:43,163 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:43,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:43,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:43,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:43,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:43,186 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:43,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:43,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:43,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:43,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:43,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:10:43,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:43,249 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 [2021-11-25 08:10:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:43,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:43,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:43,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:43,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:43,640 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 19 treesize of output 5 [2021-11-25 08:10:44,111 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:44,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:44,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:44,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:44,341 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:44,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:44,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:44,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:44,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:10:44,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:44,400 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 [2021-11-25 08:10:44,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:44,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:44,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:44,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:44,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:44,665 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:44,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:44,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:44,705 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:44,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:44,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:45,206 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:45,215 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:45,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:45,227 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:45,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:45,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:45,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:45,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:45,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:10:45,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:45,288 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 [2021-11-25 08:10:45,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:45,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:45,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:45,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:45,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:45,470 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 19 treesize of output 5 [2021-11-25 08:10:45,908 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:45,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:45,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:45,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:45,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:45,926 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:45,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:45,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:45,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:45,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:10:45,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:46,003 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 [2021-11-25 08:10:46,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:46,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:46,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:46,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:46,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:46,168 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 19 treesize of output 5 [2021-11-25 08:10:46,669 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:46,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:46,676 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:46,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:46,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:46,685 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:46,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:46,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:46,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:46,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:10:46,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:46,746 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 [2021-11-25 08:10:46,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:46,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:46,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:47,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:47,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:47,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:47,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:47,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:47,066 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:47,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:47,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:47,634 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:47,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:47,653 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:47,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:47,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:47,675 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:47,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:47,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:47,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:47,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:47,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:10:47,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:47,725 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 [2021-11-25 08:10:47,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:47,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:47,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:47,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:47,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:47,884 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:47,951 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 19 treesize of output 5 [2021-11-25 08:10:48,384 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:48,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:48,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:48,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:48,401 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:48,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:48,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:48,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:10:48,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:48,453 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 [2021-11-25 08:10:48,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:48,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:48,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:48,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:48,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:48,625 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 19 treesize of output 5 [2021-11-25 08:10:49,156 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:49,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:49,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:49,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:49,198 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:49,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:49,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:49,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:49,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:10:49,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:49,258 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 [2021-11-25 08:10:49,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:49,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:49,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:49,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:49,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:49,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:49,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:49,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:49,526 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:49,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:49,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:50,062 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:50,071 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:50,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:50,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:50,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:50,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:50,099 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:50,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:50,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:50,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:50,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:50,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:10:50,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:50,165 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 [2021-11-25 08:10:50,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:50,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:50,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:50,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:50,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:50,334 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:50,400 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 19 treesize of output 5 [2021-11-25 08:10:50,896 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:50,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:50,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:50,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:50,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:50,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:10:50,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:50,983 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 [2021-11-25 08:10:50,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:51,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:51,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:51,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:51,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:51,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:51,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:51,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:51,282 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:51,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:51,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:51,834 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:51,840 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:51,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:51,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:51,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:51,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:51,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:10:51,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:51,914 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 [2021-11-25 08:10:51,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:51,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:51,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:52,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:52,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:52,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:52,193 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:52,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:52,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:52,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:52,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:52,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:52,807 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:52,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:52,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:52,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:52,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:52,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:52,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:52,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:10:52,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:52,892 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 [2021-11-25 08:10:53,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:53,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:53,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:53,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:53,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:53,111 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 19 treesize of output 5 [2021-11-25 08:10:53,608 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:53,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:53,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:53,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:53,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:53,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:53,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:53,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:53,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:10:53,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:53,691 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 [2021-11-25 08:10:53,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:53,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:53,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:53,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:53,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:53,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:53,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:53,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:53,989 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:54,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:54,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:54,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:54,549 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:54,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:54,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:54,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:54,569 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:54,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:54,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:54,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:54,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:10:54,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:54,616 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 [2021-11-25 08:10:54,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:54,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:54,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:54,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:54,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:54,794 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 19 treesize of output 5 [2021-11-25 08:10:55,314 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:55,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:55,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:55,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:55,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:55,343 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:55,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:55,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:55,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:55,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:55,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:10:55,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:55,391 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 [2021-11-25 08:10:55,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:55,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:10:55,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:10:55,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:10:55,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:10:55,566 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:55,632 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 19 treesize of output 5 [2021-11-25 08:10:56,072 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:10:56,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:10:56,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:56,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:56,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:56,100 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:56,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:56,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:56,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:56,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:10:56,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:56,165 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 [2021-11-25 08:10:56,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:56,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:10:56,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:56,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:10:56,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:10:56,429 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:56,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:56,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:10:56,471 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:10:56,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:56,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:10:57,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:10:57,044 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:10:57,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:10:57,052 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:10:57,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:10:57,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 42 states and 100 transitions. [2021-11-25 08:10:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 100 transitions. [2021-11-25 08:10:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:10:57,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:10:57,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:10:57,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:10:57,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 08:10:57,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:10:57,125 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 [2021-11-25 08:10:57,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:10:57,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:10:57,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:10:57,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:11:00,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:00,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:11:00,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:11:00,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:00,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:00,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:00,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:00,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:00,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:01,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:01,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:01,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:01,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:02,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:02,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:02,950 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:02,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:02,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:02,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:02,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:11:02,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:03,010 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 [2021-11-25 08:11:03,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:03,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:03,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:03,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:03,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:03,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:03,225 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 19 treesize of output 5 [2021-11-25 08:11:03,703 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:03,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:03,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:03,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:03,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:11:03,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:03,795 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 [2021-11-25 08:11:03,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:03,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:11:03,821 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:11:03,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:03,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:04,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:04,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:04,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:04,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:04,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:04,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:04,204 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:04,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:04,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:04,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:04,892 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:04,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:04,910 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:04,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:04,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:04,922 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:04,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:04,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:04,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:04,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:11:04,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:04,988 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 [2021-11-25 08:11:05,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:05,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:05,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:05,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:11:05,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:05,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:05,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:05,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:05,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:05,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:05,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:05,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:05,955 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:05,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:05,975 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:05,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:05,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:05,984 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:05,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:05,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:05,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:06,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:06,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-25 08:11:06,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:06,044 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 [2021-11-25 08:11:06,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:06,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:06,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:06,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:06,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:06,242 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:06,323 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 19 treesize of output 5 [2021-11-25 08:11:06,813 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:06,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:06,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:06,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:06,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:06,833 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:06,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:06,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:06,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:06,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:06,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:11:06,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:06,890 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 [2021-11-25 08:11:06,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:06,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:06,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:08,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:11:08,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:08,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:08,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:08,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:09,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:09,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:09,623 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:09,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:09,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:09,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:09,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:09,665 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:09,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:09,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:09,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:11:09,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:09,722 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 [2021-11-25 08:11:09,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:09,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:09,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:09,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:09,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:09,889 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:09,967 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 19 treesize of output 5 [2021-11-25 08:11:10,474 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:10,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:10,487 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:10,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:10,498 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:10,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:10,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:10,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:10,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:11:10,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:10,560 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 [2021-11-25 08:11:10,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:10,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:10,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:10,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:11:10,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:10,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:10,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:10,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:10,818 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:10,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:10,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:11,382 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:11,389 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:11,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:11,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:11,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:11,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:11,411 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:11,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:11,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:11,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:11:11,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:11,476 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 [2021-11-25 08:11:11,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:11,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:11:11,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:11,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:11:11,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:11,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:11,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:11,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:11,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:11,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:11,838 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:11,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:11,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:12,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:12,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:12,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:12,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:12,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:12,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:12,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:12,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:12,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:12,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:11:12,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:12,504 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 [2021-11-25 08:11:12,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:12,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:12,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:12,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:12,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:12,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:12,760 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 19 treesize of output 5 [2021-11-25 08:11:13,250 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:13,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:13,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:13,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:13,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:13,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:11:13,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:13,324 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 [2021-11-25 08:11:13,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:13,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:13,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:13,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:13,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:13,496 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:13,568 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 19 treesize of output 5 [2021-11-25 08:11:14,094 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:14,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:14,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:14,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:14,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:14,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:14,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:11:14,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:14,183 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 [2021-11-25 08:11:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:14,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 08:11:14,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 30 [2021-11-25 08:11:14,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:11:14,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:11:14,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:14,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:14,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:14,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:14,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:14,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:14,548 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:14,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:14,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:15,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:15,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:15,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:15,237 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:15,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:15,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:15,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:15,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:11:15,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:15,293 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 [2021-11-25 08:11:15,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:15,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:15,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:15,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:15,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:15,467 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:15,521 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 19 treesize of output 5 [2021-11-25 08:11:16,045 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:16,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:16,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:16,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:16,067 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:16,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:16,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:16,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:16,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:11:16,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:16,126 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 [2021-11-25 08:11:16,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:16,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:16,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:16,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:16,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:16,440 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:16,498 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 19 treesize of output 5 [2021-11-25 08:11:17,081 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:17,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:17,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:17,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:17,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:17,107 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:17,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:17,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:17,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:17,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:17,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:11:17,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:17,173 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 [2021-11-25 08:11:17,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:17,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:11:17,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:11:17,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:17,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:17,548 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:17,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:17,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:17,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:17,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:17,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:17,614 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:17,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:17,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:18,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:18,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:18,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:18,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:18,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:18,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:18,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:18,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:11:18,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:18,413 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 [2021-11-25 08:11:18,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:18,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:18,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:18,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:18,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:18,604 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 19 treesize of output 5 [2021-11-25 08:11:19,179 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:19,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:19,192 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:19,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:19,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:19,203 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:19,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:19,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:19,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:19,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:19,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:11:19,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:19,272 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 [2021-11-25 08:11:19,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:19,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:19,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:19,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:19,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:19,458 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 19 treesize of output 5 [2021-11-25 08:11:20,068 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:20,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:20,083 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:20,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:20,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:20,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:20,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:20,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:11:20,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:20,143 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 [2021-11-25 08:11:20,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:20,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:20,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:20,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:20,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:20,347 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:20,407 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 19 treesize of output 5 [2021-11-25 08:11:20,981 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:20,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:20,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:21,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:21,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:21,005 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:21,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:21,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:21,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:21,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:11:21,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:21,063 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 [2021-11-25 08:11:21,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:21,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:21,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:23,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:11:23,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:23,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:23,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:23,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:23,167 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:23,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:23,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:23,828 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:23,838 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:23,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:23,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:23,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:23,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:23,871 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:23,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:23,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:23,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:23,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:11:23,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:23,923 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 [2021-11-25 08:11:23,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:23,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-25 08:11:26,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:26,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 91 [2021-11-25 08:11:26,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:26,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:26,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:26,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 15 [2021-11-25 08:11:26,236 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 19 treesize of output 5 [2021-11-25 08:11:26,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:26,846 INFO L354 Elim1Store]: treesize reduction 16, result has 15.8 percent of original size [2021-11-25 08:11:26,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:26,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:26,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:26,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:26,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:26,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:11:26,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:26,916 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 [2021-11-25 08:11:26,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:26,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:11:26,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:11:26,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:26,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:27,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:27,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:27,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:27,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:27,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:27,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:27,280 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:27,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:27,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:27,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:27,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:27,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:28,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:28,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:28,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:28,014 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:28,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:28,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:28,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:28,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:11:28,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:28,089 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 [2021-11-25 08:11:28,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:28,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:28,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:28,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:11:28,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:28,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:28,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:28,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:28,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:28,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:28,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:29,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:29,108 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:29,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:29,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:29,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:29,140 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:29,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:29,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:29,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:29,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:11:29,183 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:29,196 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 [2021-11-25 08:11:29,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:29,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:29,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:29,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:29,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:29,413 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:29,488 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 19 treesize of output 5 [2021-11-25 08:11:30,076 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:30,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:30,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:30,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:30,101 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:30,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:30,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:30,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:11:30,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:30,161 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 [2021-11-25 08:11:30,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:30,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:30,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:30,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:30,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:30,350 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 19 treesize of output 5 [2021-11-25 08:11:31,003 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:31,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:31,013 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:31,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:31,036 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:31,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:31,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:31,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:31,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:11:31,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:31,096 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 [2021-11-25 08:11:31,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:31,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:31,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:31,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:31,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:31,267 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:31,341 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 19 treesize of output 5 [2021-11-25 08:11:31,902 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:31,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:31,915 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:31,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:31,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:31,925 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:31,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:31,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:31,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:31,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:11:31,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:31,974 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 [2021-11-25 08:11:32,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:32,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:32,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:32,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:32,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:32,189 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 19 treesize of output 5 [2021-11-25 08:11:32,826 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:32,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:32,851 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:32,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:32,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:32,862 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:32,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:32,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:32,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:32,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:32,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:11:32,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:32,922 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 [2021-11-25 08:11:33,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:33,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:33,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:33,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:33,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:33,135 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:33,195 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 19 treesize of output 5 [2021-11-25 08:11:33,748 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:33,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:33,758 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:33,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:33,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:33,770 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:33,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:33,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:33,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:33,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:11:33,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:33,832 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 [2021-11-25 08:11:33,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:33,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:11:33,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:11:33,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:33,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:34,136 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:34,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:34,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:34,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:34,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:34,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:34,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:34,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:34,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:34,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:34,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:34,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:34,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:34,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:34,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:34,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:34,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:34,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:34,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:34,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:11:34,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:34,991 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 [2021-11-25 08:11:35,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:35,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:35,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:35,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:35,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:35,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:35,282 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 19 treesize of output 5 [2021-11-25 08:11:35,857 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:35,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:35,870 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:35,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:35,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:35,880 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:35,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:35,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:35,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:35,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:11:35,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:35,945 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 [2021-11-25 08:11:35,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:35,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:35,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:36,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:11:36,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:36,220 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:36,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:36,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:36,273 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:36,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:36,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:36,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:36,931 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:36,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:36,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:36,968 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:36,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:36,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:36,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:37,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:11:37,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:37,034 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 [2021-11-25 08:11:37,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:37,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:11:37,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:11:37,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:37,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:39,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:39,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:39,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:39,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:39,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:39,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:39,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:39,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:39,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:40,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:40,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:40,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:40,337 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:40,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:40,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:40,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:40,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:11:40,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:40,397 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 [2021-11-25 08:11:40,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:40,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 08:11:40,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:11:40,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 08:11:40,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:40,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:40,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:40,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:40,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:40,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:40,740 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:40,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:40,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:41,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:41,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:41,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:41,443 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:41,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:41,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:41,459 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:41,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:41,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:41,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:41,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:11:41,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:41,536 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 [2021-11-25 08:11:41,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:41,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:11:41,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:11:41,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:11:41,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:11:41,756 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 19 treesize of output 5 [2021-11-25 08:11:42,395 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:11:42,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:11:42,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:42,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:42,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:42,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:42,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:42,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:11:42,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:42,484 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 [2021-11-25 08:11:42,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:42,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:42,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:43,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:11:43,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:43,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:43,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:43,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:43,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:43,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:43,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:43,977 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:43,987 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:43,988 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:43,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:44,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 43 states and 105 transitions. [2021-11-25 08:11:44,006 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 105 transitions. [2021-11-25 08:11:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:44,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:44,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:44,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:11:44,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:44,057 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 [2021-11-25 08:11:44,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:44,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:44,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:47,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:11:47,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:11:47,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:47,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:47,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:47,443 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:47,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:47,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:48,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:48,703 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:11:48,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:11:48,711 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:58,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:58,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:11:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:11:58,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:58,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:58,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:58,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:58,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:11:58,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:58,631 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 [2021-11-25 08:11:58,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:58,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:11:58,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:11:58,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:58,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:11:58,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:58,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:11:58,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:11:58,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:58,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:58,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:11:58,977 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:11:59,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:59,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:11:59,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:59,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:11:59,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:11:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:11:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:11:59,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:11:59,704 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:11:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:11:59,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:11:59,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:11:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:11:59,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:11:59,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:11:59,761 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 [2021-11-25 08:11:59,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:11:59,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:11:59,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:01,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:01,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:01,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:01,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:01,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:01,343 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:01,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:01,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:02,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:02,030 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:02,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:02,043 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:02,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:12:02,732 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:12:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:02,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:02,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:02,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:12:02,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:02,783 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 [2021-11-25 08:12:02,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:02,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:02,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:02,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:02,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:02,981 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 19 treesize of output 5 [2021-11-25 08:12:03,672 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:03,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:03,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:12:03,708 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:12:03,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:03,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:03,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:03,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:12:03,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:03,780 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 [2021-11-25 08:12:03,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:03,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:03,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:04,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:04,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:04,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:04,074 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:04,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:04,111 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:04,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:04,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:04,801 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:04,812 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:04,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:04,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:04,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:04,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:12:04,830 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:12:04,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:04,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:04,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:04,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:12:04,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:04,889 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 [2021-11-25 08:12:05,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:05,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:05,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:05,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:05,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:05,126 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 19 treesize of output 5 [2021-11-25 08:12:05,727 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:05,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:05,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:05,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:05,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:12:05,750 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:12:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:05,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:05,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:05,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:12:05,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:05,796 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 [2021-11-25 08:12:05,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:05,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:05,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:05,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:05,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:05,979 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:06,057 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 19 treesize of output 5 [2021-11-25 08:12:06,749 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:06,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:06,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:06,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:12:06,781 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:12:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:06,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-25 08:12:06,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:06,833 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 [2021-11-25 08:12:06,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:06,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:06,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:06,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:07,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:07,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:07,146 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 19 treesize of output 5 [2021-11-25 08:12:07,832 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:07,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:07,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:07,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 44 states and 110 transitions. [2021-11-25 08:12:07,855 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 110 transitions. [2021-11-25 08:12:07,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:07,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:07,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:07,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:12:07,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:07,907 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 [2021-11-25 08:12:09,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:09,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 89 [2021-11-25 08:12:09,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2021-11-25 08:12:09,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:09,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2021-11-25 08:12:09,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:09,302 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 19 treesize of output 5 [2021-11-25 08:12:10,388 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:10,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:10,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:13,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:13,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:13,052 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:13,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:13,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:13,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:12:13,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:13,105 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 [2021-11-25 08:12:13,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:13,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:13,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:13,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:13,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:13,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:13,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:13,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:13,478 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:13,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:13,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:14,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:14,304 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:14,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:14,319 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:14,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:14,328 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:14,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:14,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:14,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:14,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:12:14,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:14,379 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 [2021-11-25 08:12:14,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:14,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:14,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:14,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:14,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:14,574 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 19 treesize of output 5 [2021-11-25 08:12:15,344 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:15,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:15,368 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:15,378 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:15,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:15,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:15,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:15,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:12:15,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:15,441 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 [2021-11-25 08:12:15,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:15,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:15,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:15,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:15,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:15,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:15,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:15,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:15,796 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:15,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:15,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:16,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:16,657 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:16,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:16,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:16,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:16,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:16,682 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:16,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:16,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:16,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:12:16,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:16,736 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 [2021-11-25 08:12:16,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:16,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:16,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:16,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:16,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:16,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:17,070 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 19 treesize of output 5 [2021-11-25 08:12:17,778 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:17,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:17,792 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:17,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:17,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:17,804 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:17,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:17,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:17,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:17,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:12:17,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:17,868 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 [2021-11-25 08:12:17,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:17,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:17,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:19,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:19,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:19,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:19,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:19,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:19,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:19,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:19,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:20,125 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:20,137 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:20,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:20,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:20,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:20,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:20,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:20,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:12:20,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:20,214 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 [2021-11-25 08:12:20,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:20,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:20,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:20,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:20,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:20,428 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:20,507 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 19 treesize of output 5 [2021-11-25 08:12:21,205 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:21,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:21,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:21,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:21,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:21,240 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:21,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:21,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:21,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:21,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:21,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:12:21,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:21,292 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 [2021-11-25 08:12:21,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:21,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:21,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:21,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:21,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:21,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:21,595 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 19 treesize of output 5 [2021-11-25 08:12:22,308 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:22,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:22,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:22,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:22,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:22,327 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:22,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:22,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:22,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:12:22,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:22,397 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 [2021-11-25 08:12:22,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:22,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:22,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:22,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:22,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:22,612 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:22,713 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 19 treesize of output 5 [2021-11-25 08:12:23,416 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:23,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:23,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:23,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:23,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:23,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:23,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:12:23,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:23,491 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 [2021-11-25 08:12:23,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:23,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:23,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:25,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:25,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:25,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:25,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:25,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:25,853 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:25,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:25,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:26,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:26,681 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:26,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:26,708 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:26,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:26,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:26,718 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:26,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:26,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:26,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:26,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:12:26,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:26,789 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 [2021-11-25 08:12:26,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:26,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:12:26,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:12:26,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:26,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:27,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:27,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:12:27,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:27,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:27,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:27,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:27,175 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:27,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:27,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:28,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:28,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:28,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:12:28,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:28,033 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:28,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:28,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:28,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:28,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:12:28,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:28,102 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 [2021-11-25 08:12:28,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:28,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:28,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:28,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:28,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:28,331 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:28,441 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 19 treesize of output 5 [2021-11-25 08:12:29,144 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:29,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:29,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:29,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:29,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:29,162 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:29,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:29,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:29,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:29,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:12:29,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:29,240 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 [2021-11-25 08:12:29,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:29,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:29,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:29,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:29,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:29,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:29,587 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 19 treesize of output 5 [2021-11-25 08:12:30,287 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:30,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:30,301 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:30,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:30,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:30,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:30,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:30,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:12:30,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:30,372 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 [2021-11-25 08:12:30,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:30,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:30,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:30,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:30,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:30,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:30,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:30,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:30,742 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:30,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:30,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:31,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:31,573 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:31,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:31,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:31,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:31,591 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:31,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:31,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:31,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:31,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:31,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:12:31,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:31,645 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 [2021-11-25 08:12:31,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:31,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:31,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:31,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:31,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:31,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:31,987 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 19 treesize of output 5 [2021-11-25 08:12:32,731 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:32,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:32,746 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:32,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:32,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:32,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:32,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:32,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:12:32,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:32,804 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 [2021-11-25 08:12:32,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:32,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:32,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:32,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:32,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:33,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:33,122 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 19 treesize of output 5 [2021-11-25 08:12:33,815 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:33,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:33,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:33,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:33,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:33,838 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:33,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:33,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:33,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:12:33,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:33,885 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 [2021-11-25 08:12:34,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:34,021 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:34,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:34,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:34,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:34,100 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 19 treesize of output 5 [2021-11-25 08:12:34,880 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:34,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:34,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:34,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:34,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:34,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:34,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:12:34,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:34,976 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 [2021-11-25 08:12:34,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:34,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:35,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:35,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:35,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:35,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:35,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:35,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:35,406 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:35,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:35,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:36,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:36,225 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:36,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:36,253 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:36,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:36,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:36,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:36,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:36,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:12:36,343 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:36,360 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 [2021-11-25 08:12:36,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:36,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:36,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:36,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:36,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:36,592 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 19 treesize of output 5 [2021-11-25 08:12:37,402 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:37,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:37,427 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:37,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:37,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:37,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:37,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:37,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:37,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:12:37,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:37,492 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 [2021-11-25 08:12:37,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:37,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:37,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:37,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:37,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:37,757 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:37,850 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 19 treesize of output 5 [2021-11-25 08:12:38,591 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:38,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:38,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:38,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:38,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:38,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:38,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:38,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:38,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:38,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:12:38,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:38,669 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 [2021-11-25 08:12:38,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:38,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:38,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:38,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:12:38,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:12:38,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:38,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:38,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:39,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:39,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:39,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:40,512 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:40,519 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:40,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:40,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:40,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:40,537 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:40,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:40,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:40,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:40,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:12:40,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:40,587 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 [2021-11-25 08:12:40,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:40,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:40,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:40,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:40,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:40,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:40,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:40,980 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:41,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:41,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:41,818 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:41,833 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:41,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:41,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:41,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:41,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:41,852 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:41,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:41,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:41,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:41,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:12:41,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:41,909 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 [2021-11-25 08:12:41,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:41,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:12:41,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:41,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:12:44,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:44,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:12:44,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:44,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:44,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:44,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:44,637 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:44,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:44,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:45,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:45,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:45,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:12:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:45,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:45,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:45,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:45,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:45,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:45,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:12:45,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:45,585 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 [2021-11-25 08:12:45,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:45,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:45,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:45,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:45,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:45,823 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 19 treesize of output 5 [2021-11-25 08:12:46,669 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:46,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:46,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:46,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:46,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:46,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:46,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:46,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:12:46,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:46,746 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 [2021-11-25 08:12:46,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:46,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:46,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:47,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:47,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:47,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:47,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:47,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:47,149 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:47,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:47,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:47,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:47,986 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:47,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:47,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:48,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:48,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:48,004 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:48,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:48,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:48,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:48,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:12:48,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:48,051 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 [2021-11-25 08:12:48,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:48,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:48,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:48,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:48,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:48,270 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 19 treesize of output 5 [2021-11-25 08:12:49,100 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:49,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:49,109 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:49,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:49,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:49,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:49,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:49,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:49,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:12:49,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:49,179 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 [2021-11-25 08:12:49,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:49,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:49,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:49,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:49,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:49,441 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 19 treesize of output 5 [2021-11-25 08:12:50,250 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:50,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:50,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:50,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:50,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:50,273 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:50,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:50,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:50,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:50,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:12:50,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:50,321 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 [2021-11-25 08:12:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:50,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:50,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:50,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:50,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:50,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:50,657 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 19 treesize of output 5 [2021-11-25 08:12:51,444 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:51,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:51,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:51,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:51,464 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:51,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:51,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:51,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:51,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:51,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:12:51,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:51,517 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 [2021-11-25 08:12:51,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:51,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:51,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:51,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:51,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:51,764 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:51,878 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 19 treesize of output 5 [2021-11-25 08:12:52,660 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:52,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:52,675 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:52,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:52,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:52,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:52,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:52,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:52,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:52,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:12:52,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:52,746 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 [2021-11-25 08:12:52,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:52,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:52,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:53,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:53,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:53,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:53,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:53,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:53,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:53,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:53,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:54,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:54,019 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:12:54,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:12:54,034 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:54,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:54,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:54,045 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:54,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:54,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:54,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:54,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:12:54,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:54,106 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 [2021-11-25 08:12:54,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:54,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:54,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:54,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:54,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:54,484 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:54,574 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 19 treesize of output 5 [2021-11-25 08:12:55,357 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:55,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:55,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:55,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:55,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:55,568 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:55,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:55,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:55,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:12:55,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:55,624 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 [2021-11-25 08:12:55,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:55,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:55,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:55,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:55,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:55,878 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 19 treesize of output 5 [2021-11-25 08:12:56,770 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:56,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:56,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:56,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:56,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:56,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:56,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:12:56,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:56,869 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 [2021-11-25 08:12:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:56,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:12:57,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:12:57,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:12:57,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:12:57,090 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:57,164 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 19 treesize of output 5 [2021-11-25 08:12:57,969 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:12:57,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:12:57,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:57,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:57,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:57,996 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:57,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:57,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:57,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:58,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:58,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:12:58,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:58,057 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 [2021-11-25 08:12:58,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:58,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:12:58,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:12:58,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:58,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:58,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:58,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:12:58,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:58,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:58,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:58,523 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:58,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:58,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:12:59,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:59,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:59,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:12:59,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:12:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:12:59,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:12:59,395 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:12:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:12:59,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:12:59,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:12:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:12:59,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:12:59,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:12:59,449 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 [2021-11-25 08:12:59,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:59,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:12:59,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:12:59,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:12:59,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:12:59,776 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:12:59,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:59,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:12:59,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:12:59,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:12:59,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:00,735 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:00,748 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:00,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:00,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:00,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:00,787 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:00,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:00,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:00,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:00,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:13:00,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:00,858 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 [2021-11-25 08:13:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:00,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:00,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:01,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:01,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:01,100 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:01,186 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 19 treesize of output 5 [2021-11-25 08:13:02,011 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:02,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:02,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:02,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:02,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:02,042 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:02,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:02,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:02,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:02,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:13:02,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:02,123 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 [2021-11-25 08:13:02,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:02,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:02,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:02,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:13:02,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:13:02,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:02,565 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:02,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:02,603 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:02,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:02,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:04,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:04,179 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:04,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:04,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:04,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:04,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:04,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:04,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:04,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:13:04,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:04,257 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 [2021-11-25 08:13:04,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:04,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:04,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:04,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:04,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:04,526 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 19 treesize of output 5 [2021-11-25 08:13:05,421 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:05,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:05,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:05,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:05,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:05,461 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:05,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:05,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:05,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:05,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:13:05,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:05,525 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 [2021-11-25 08:13:05,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:05,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:05,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:05,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:13:05,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:13:05,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:05,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:05,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:05,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:06,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:06,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:06,944 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:06,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:06,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:06,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:06,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:06,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:06,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:06,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:07,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:13:07,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:07,028 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 [2021-11-25 08:13:07,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:07,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:07,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:07,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:07,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:07,371 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 19 treesize of output 5 [2021-11-25 08:13:08,268 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:08,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:08,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:08,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:08,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:08,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:08,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:08,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:13:08,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:08,358 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 [2021-11-25 08:13:08,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:08,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:08,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:08,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:08,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:08,692 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 19 treesize of output 5 [2021-11-25 08:13:09,585 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:09,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:09,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:09,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:09,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:09,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:09,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:13:09,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:09,673 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 [2021-11-25 08:13:09,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:09,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:09,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:09,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:13:09,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:13:10,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:10,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:10,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:10,079 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:10,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:10,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:11,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:11,682 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:11,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:11,690 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:11,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:11,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:11,703 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:11,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:11,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:11,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:13:11,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:11,764 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 [2021-11-25 08:13:11,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:11,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:11,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:18,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:13:18,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:13:18,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:18,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:18,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:18,328 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:18,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:18,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:19,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:19,955 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:19,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:23,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:23,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:23,853 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:23,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:23,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:23,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:23,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:13:23,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:23,908 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 [2021-11-25 08:13:23,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:23,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:23,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:27,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:13:27,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:13:27,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:27,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:27,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:27,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:28,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:28,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:29,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:29,631 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:29,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:29,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:29,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:29,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:29,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:29,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:29,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:29,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:13:29,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:29,704 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 [2021-11-25 08:13:29,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:29,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:29,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:29,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:29,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:29,974 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:30,054 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 19 treesize of output 5 [2021-11-25 08:13:30,872 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:30,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:30,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:30,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:30,897 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:30,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:30,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:30,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:30,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:13:30,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:30,951 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 [2021-11-25 08:13:31,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:31,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:31,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:31,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:31,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:31,167 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 19 treesize of output 5 [2021-11-25 08:13:32,128 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:32,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:32,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:32,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:32,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:32,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:13:32,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:32,206 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 [2021-11-25 08:13:32,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:32,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:32,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:32,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:32,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:32,424 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:32,520 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 19 treesize of output 5 [2021-11-25 08:13:33,361 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:33,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:33,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:33,414 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:33,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:33,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:33,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:13:33,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:33,494 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 [2021-11-25 08:13:33,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:33,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:33,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:39,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:13:39,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:13:39,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:39,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:39,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:39,907 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:39,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:39,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:41,583 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:41,597 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:41,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:41,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:45,568 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:45,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:45,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:45,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:13:45,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:45,635 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 [2021-11-25 08:13:45,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:45,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:45,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:45,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:45,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:45,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:46,022 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 19 treesize of output 5 [2021-11-25 08:13:46,898 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:46,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:46,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:46,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:46,921 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:46,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:46,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:46,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:46,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:13:46,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:46,985 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 [2021-11-25 08:13:47,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:47,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:47,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:47,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:13:47,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:13:47,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:47,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:47,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:47,970 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:48,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:48,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:48,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:48,992 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:48,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:49,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:49,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:49,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:49,025 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:49,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:49,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:49,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:13:49,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:49,084 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 [2021-11-25 08:13:49,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:49,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:49,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:49,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:13:49,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:13:49,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:49,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:49,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:49,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:49,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:49,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:50,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:50,451 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:50,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:50,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:50,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:50,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:50,477 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:50,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:50,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:50,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:50,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:50,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:13:50,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:50,537 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 [2021-11-25 08:13:50,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:50,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:13:50,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:50,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:13:53,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:53,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:13:53,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:13:53,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:53,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:53,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:53,378 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:53,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:53,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:54,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:54,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:54,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:13:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:54,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:54,750 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:54,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:54,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:54,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:13:54,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:54,835 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 [2021-11-25 08:13:54,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:54,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:13:54,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:13:54,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:54,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:55,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:55,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:13:55,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:13:55,300 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:55,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:55,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:55,380 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:55,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:55,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:56,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:56,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:56,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:13:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:56,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:56,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:56,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:56,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:56,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:56,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:13:56,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:56,443 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 [2021-11-25 08:13:56,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:56,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:13:56,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:13:56,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:13:56,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:13:56,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:56,756 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 19 treesize of output 5 [2021-11-25 08:13:57,648 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:13:57,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:13:57,664 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:57,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:57,675 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:57,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:57,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:57,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:57,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:57,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:13:57,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:57,739 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 [2021-11-25 08:13:57,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:57,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:57,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:58,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:13:58,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:13:58,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:58,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:58,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:58,168 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:58,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:58,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:13:59,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:59,192 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:13:59,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:13:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:13:59,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:13:59,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:13:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:13:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:13:59,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:13:59,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:13:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:13:59,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:13:59,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:13:59,309 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 [2021-11-25 08:13:59,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:59,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:13:59,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:13:59,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:13:59,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:13:59,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:59,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:13:59,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:13:59,842 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:13:59,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:13:59,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:00,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:00,874 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:00,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:00,883 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:00,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:00,896 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:00,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:00,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:00,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:00,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:14:00,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:00,952 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 [2021-11-25 08:14:01,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:01,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:01,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:01,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:01,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:01,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:01,336 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 19 treesize of output 5 [2021-11-25 08:14:02,204 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:02,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:02,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:02,227 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:02,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:02,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:02,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:02,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:14:02,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:02,288 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 [2021-11-25 08:14:02,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:02,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:14:02,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:14:02,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:02,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:05,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:05,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:14:05,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:05,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:05,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:05,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:05,299 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:05,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:05,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:06,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:06,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:06,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:06,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:06,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:06,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:06,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:14:06,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:06,801 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 [2021-11-25 08:14:06,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:06,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:06,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:06,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:06,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:07,036 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:07,127 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 19 treesize of output 5 [2021-11-25 08:14:07,985 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:07,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:07,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:08,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:08,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:08,009 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:08,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:08,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:08,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:08,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:14:08,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:08,074 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 [2021-11-25 08:14:08,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:08,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:08,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:08,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:08,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:08,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:08,412 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 19 treesize of output 5 [2021-11-25 08:14:09,320 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:09,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:09,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:09,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:09,347 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:09,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:09,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:09,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:09,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:09,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:14:09,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:09,407 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 [2021-11-25 08:14:09,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:09,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:09,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:09,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:09,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:09,691 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 19 treesize of output 5 [2021-11-25 08:14:10,674 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:10,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:10,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:10,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:10,697 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:10,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:10,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:10,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:10,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:10,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:14:10,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:10,750 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 [2021-11-25 08:14:10,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:10,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:10,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:10,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:10,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:11,021 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 19 treesize of output 5 [2021-11-25 08:14:11,968 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:11,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:11,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:11,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:12,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:12,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:14:12,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:12,053 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 [2021-11-25 08:14:12,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:12,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:12,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:12,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:12,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:12,341 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 19 treesize of output 5 [2021-11-25 08:14:13,339 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:13,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:13,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:13,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:13,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:13,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:13,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:13,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:14:13,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:13,432 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 [2021-11-25 08:14:13,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:13,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:13,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:13,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:14:13,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:13,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:13,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:13,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:13,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:13,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:13,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:15,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:15,562 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:15,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:15,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:15,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:15,581 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:15,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:15,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:15,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:15,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:14:15,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:15,636 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 [2021-11-25 08:14:15,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:15,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:14:15,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:14:15,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:15,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:18,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:18,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:14:18,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:18,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:18,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:18,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:18,301 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:18,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:18,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:19,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:19,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:19,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:19,680 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:19,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:19,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:19,692 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:19,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:19,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:19,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:19,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:14:19,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:19,744 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 [2021-11-25 08:14:19,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:19,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:19,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:20,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:14:20,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:20,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:20,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:20,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:20,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:20,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:20,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:21,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:21,928 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:21,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:21,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:21,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:21,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:21,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:21,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:14:21,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:22,004 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 [2021-11-25 08:14:22,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:22,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:14:22,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:14:22,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:22,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:22,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:22,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:14:22,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:14:22,402 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:22,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:22,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:22,454 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:22,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:22,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:23,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:23,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:23,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:23,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:23,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:23,517 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:23,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:23,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:23,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:23,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:14:23,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:23,576 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 [2021-11-25 08:14:23,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:23,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:23,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:23,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:23,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:23,816 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 19 treesize of output 5 [2021-11-25 08:14:24,880 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:24,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:24,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:24,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:24,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:24,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:14:24,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:24,966 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 [2021-11-25 08:14:25,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:25,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:25,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:25,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:25,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:25,361 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 19 treesize of output 5 [2021-11-25 08:14:26,304 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:26,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:26,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:26,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:26,335 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:26,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:26,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:26,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:26,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:14:26,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:26,392 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 [2021-11-25 08:14:26,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:26,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:26,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:26,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:26,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:26,674 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:26,804 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 19 treesize of output 5 [2021-11-25 08:14:27,718 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:27,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:27,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:27,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:27,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:27,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:27,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:14:27,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:27,788 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 [2021-11-25 08:14:27,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:27,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:27,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:27,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:28,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:28,125 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 19 treesize of output 5 [2021-11-25 08:14:29,091 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:29,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:29,099 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:29,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:29,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:29,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:29,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:29,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:29,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:14:29,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:29,169 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 [2021-11-25 08:14:29,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:29,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:14:29,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:14:29,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:29,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:29,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:29,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:14:29,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:14:29,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:29,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:29,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:29,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:29,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:29,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:30,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:30,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:30,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:30,689 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:30,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:30,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:30,700 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:30,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:30,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:30,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:30,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:14:30,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:30,765 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 [2021-11-25 08:14:30,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:30,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:30,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:31,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:14:31,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:14:31,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:31,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:31,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:31,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:31,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:31,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:32,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:32,203 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:32,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:32,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:32,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:32,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:32,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:32,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:14:32,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:32,299 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 [2021-11-25 08:14:32,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:32,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:32,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:32,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:14:32,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:32,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:32,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:32,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:32,714 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:32,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:32,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:34,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:34,495 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:34,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:34,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:34,514 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:34,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:34,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:34,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:34,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:14:34,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:34,578 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 [2021-11-25 08:14:34,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:34,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:14:34,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:14:34,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:34,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:34,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:34,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:14:34,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:14:34,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:34,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:34,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:35,035 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:35,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:35,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:36,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:36,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:36,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:36,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:36,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:36,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:36,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:36,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:14:36,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:36,149 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 [2021-11-25 08:14:36,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:36,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:36,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:36,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:36,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:36,391 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 19 treesize of output 5 [2021-11-25 08:14:37,433 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:37,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:37,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:37,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:37,471 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:37,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:37,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:37,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:37,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:14:37,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:37,528 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 [2021-11-25 08:14:37,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:37,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:37,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:37,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:14:37,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:37,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:37,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:37,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:37,992 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:38,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:38,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:39,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:39,790 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:39,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:39,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:39,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:39,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:39,830 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:39,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:39,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:39,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:39,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:14:39,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:39,897 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 [2021-11-25 08:14:40,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:40,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:40,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:40,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:40,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:40,182 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:40,286 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 19 treesize of output 5 [2021-11-25 08:14:41,221 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:41,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:41,236 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:41,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:41,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:41,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:41,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:41,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:14:41,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:41,317 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 [2021-11-25 08:14:41,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:41,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:41,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:41,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:41,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:41,641 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 19 treesize of output 5 [2021-11-25 08:14:42,613 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:42,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:42,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:42,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:42,654 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:42,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:42,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:42,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:42,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:14:42,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:42,711 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 [2021-11-25 08:14:42,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:42,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:42,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:42,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:42,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:42,960 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 19 treesize of output 5 [2021-11-25 08:14:44,029 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:44,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:44,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:44,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:44,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:44,079 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:44,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:44,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:44,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:44,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:14:44,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:44,141 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 [2021-11-25 08:14:44,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:44,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:14:44,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:14:44,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:44,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:44,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:44,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:14:44,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:14:44,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:44,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:44,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:44,606 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:44,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:44,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:45,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:45,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:45,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:45,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:45,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:45,688 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:45,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:45,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:45,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:45,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:14:45,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:45,762 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 [2021-11-25 08:14:45,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:45,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:45,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:46,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:14:46,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:14:46,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:46,418 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:46,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:46,503 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:46,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:46,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:47,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:47,586 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:47,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:47,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:47,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:47,804 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:47,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:47,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:47,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:14:47,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:47,887 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 [2021-11-25 08:14:47,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:47,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:47,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:48,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:14:48,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:48,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:48,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:48,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:48,344 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:48,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:48,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:50,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:50,210 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:14:50,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:14:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:50,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:50,240 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:50,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:50,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:50,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:50,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:14:50,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:50,309 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 [2021-11-25 08:14:50,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:50,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 08:14:50,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:14:50,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 08:14:50,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:50,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:14:50,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:14:50,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:50,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:50,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:50,815 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:50,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:50,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:51,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:51,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:51,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:51,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:51,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:51,928 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:51,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:51,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:51,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:14:51,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:51,984 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 [2021-11-25 08:14:52,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:52,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:14:52,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:14:52,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:14:52,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:14:52,335 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:52,458 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 19 treesize of output 5 [2021-11-25 08:14:53,422 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:14:53,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:14:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:53,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:53,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:53,464 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:53,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:53,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:53,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:14:53,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:53,522 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 [2021-11-25 08:14:53,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:53,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:14:53,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:53,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:14:56,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:56,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:14:56,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:56,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:56,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:56,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:56,368 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:56,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:56,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:14:57,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:57,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:57,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:14:57,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:14:57,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:14:57,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:14:57,890 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:14:57,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:14:57,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:14:57,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:14:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:14:57,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:14:57,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:14:57,950 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 [2021-11-25 08:14:57,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:57,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:14:57,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:14:58,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:14:58,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:14:58,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:58,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:14:58,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:14:58,417 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:14:58,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:14:58,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:15:00,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:00,325 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:15:00,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:15:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:00,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:00,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:00,350 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:00,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:00,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:00,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:00,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:15:00,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:00,407 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 [2021-11-25 08:15:00,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:00,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:15:00,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:15:00,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:15:00,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:15:00,837 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 19 treesize of output 5 [2021-11-25 08:15:01,907 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:15:01,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:15:01,921 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:01,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:01,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:01,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:01,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:01,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:15:01,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:01,982 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 [2021-11-25 08:15:02,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:02,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:15:02,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:15:02,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:15:02,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:15:02,275 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:02,365 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 19 treesize of output 5 [2021-11-25 08:15:03,343 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:15:03,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:15:03,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:03,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:03,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:03,368 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:03,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:03,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:03,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:03,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:03,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:15:03,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:03,430 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 [2021-11-25 08:15:03,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:03,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:15:03,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:03,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:15:03,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:15:03,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:03,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:03,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:15:03,901 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:04,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:04,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:15:05,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:05,031 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:15:05,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:15:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:05,055 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:05,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:05,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:05,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:05,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:15:05,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:05,143 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 [2021-11-25 08:15:05,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:05,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:15:05,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:15:05,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:05,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:07,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:07,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:15:07,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:15:07,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:07,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:07,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:15:07,330 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:07,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:07,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:15:20,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:20,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:20,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 17 [2021-11-25 08:15:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:23,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:23,699 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:23,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:23,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:23,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:23,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:15:23,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:23,768 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 [2021-11-25 08:15:23,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:23,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:15:23,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:24,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:15:24,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:15:24,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:24,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:24,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:15:24,284 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:24,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:24,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:15:25,421 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:25,430 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:15:25,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:15:25,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:25,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:25,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:25,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:25,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:25,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:25,505 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:15:25,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:25,520 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 [2021-11-25 08:15:25,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:25,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:15:25,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:15:25,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:15:25,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:15:25,802 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 19 treesize of output 5 [2021-11-25 08:15:27,050 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:15:27,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:15:27,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:27,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:27,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:27,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:15:27,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:27,169 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 [2021-11-25 08:15:27,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:27,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:15:27,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:15:27,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:15:27,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:15:27,448 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 19 treesize of output 5 [2021-11-25 08:15:28,651 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:15:28,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:15:28,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:28,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:28,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:28,673 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:28,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:28,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:28,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:28,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:15:28,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:28,732 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 [2021-11-25 08:15:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:28,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:15:28,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:39,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:15:39,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:15:39,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:39,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:39,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:15:39,329 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:39,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:39,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:15:41,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:41,361 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:15:41,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:15:41,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:48,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:48,103 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:48,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:48,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:48,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:48,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:15:48,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:48,160 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 [2021-11-25 08:15:48,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:48,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:15:48,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:15:48,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:15:48,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:15:48,519 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:48,634 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 19 treesize of output 5 [2021-11-25 08:15:49,717 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:15:49,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:15:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:49,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:49,757 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:49,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:49,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:49,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:49,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:15:49,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:49,810 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 [2021-11-25 08:15:49,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:49,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:15:49,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:49,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:15:54,937 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:54,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:15:54,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:15:54,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:54,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:54,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:15:55,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:55,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:55,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:15:56,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:56,201 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:56,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:15:56,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:56,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:56,225 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:56,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:56,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:56,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:15:56,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:56,291 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 [2021-11-25 08:15:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:56,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:15:56,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:15:56,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:15:56,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:15:56,630 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:56,792 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 19 treesize of output 5 [2021-11-25 08:15:57,845 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:15:57,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:15:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:57,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:57,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:57,870 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:57,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:57,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:57,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:15:57,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:57,930 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 [2021-11-25 08:15:57,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:57,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:15:57,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:58,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:15:58,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:15:58,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:58,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:15:58,436 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:15:58,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:58,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:15:59,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:15:59,655 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:15:59,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:15:59,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:15:59,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:15:59,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:15:59,684 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:15:59,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:15:59,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:15:59,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:15:59,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:15:59,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:15:59,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:15:59,766 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 [2021-11-25 08:15:59,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:15:59,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:15:59,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:15:59,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:15:59,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:04,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:04,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:16:04,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:04,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:04,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:04,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:04,956 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:05,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:05,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:06,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:06,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:06,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:16:06,206 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:06,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:06,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:06,218 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:06,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:06,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:06,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:06,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:16:06,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:06,293 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 [2021-11-25 08:16:06,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:06,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:06,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:06,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:06,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:06,709 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 19 treesize of output 5 [2021-11-25 08:16:07,881 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:07,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:07,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:07,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:07,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:07,913 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:07,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:07,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:07,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:07,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:16:07,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:07,980 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 [2021-11-25 08:16:08,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:08,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:08,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:08,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:08,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:08,310 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 19 treesize of output 5 [2021-11-25 08:16:09,514 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:09,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:09,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:09,544 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:09,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:09,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:09,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:09,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:16:09,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:09,607 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 [2021-11-25 08:16:09,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:09,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:09,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:10,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:10,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:10,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:10,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:10,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:10,155 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:10,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:10,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:11,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:11,380 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:11,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:11,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:11,407 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:11,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:11,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:11,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:16:11,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:11,486 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 [2021-11-25 08:16:11,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:11,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:11,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:11,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:11,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:11,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:11,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:11,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:12,017 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:12,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:12,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:13,241 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:13,251 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:13,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:13,268 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:13,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:13,279 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:13,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:13,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:13,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:13,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:16:13,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:13,331 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 [2021-11-25 08:16:13,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:13,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:13,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:17,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:17,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:17,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:17,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:17,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:17,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:17,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:17,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:18,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:18,871 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:18,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:18,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:18,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:18,891 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:18,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:18,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:18,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:18,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:16:18,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:18,949 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 [2021-11-25 08:16:19,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:19,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:19,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:19,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:19,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:19,322 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 19 treesize of output 5 [2021-11-25 08:16:20,526 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:20,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:20,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:20,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:20,558 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:20,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:20,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:20,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:16:20,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:20,625 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 [2021-11-25 08:16:20,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:20,789 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:20,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:20,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:20,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:20,959 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 19 treesize of output 5 [2021-11-25 08:16:22,184 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:22,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:22,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:22,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:22,231 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:22,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:22,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:22,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:22,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:22,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:16:22,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:22,320 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 [2021-11-25 08:16:22,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:22,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:22,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:22,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:22,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:22,691 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 19 treesize of output 5 [2021-11-25 08:16:23,898 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:23,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:23,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:23,923 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:23,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:23,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:23,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:23,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:16:23,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:23,988 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 [2021-11-25 08:16:24,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:24,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:24,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:24,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:24,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:24,425 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 19 treesize of output 5 [2021-11-25 08:16:25,685 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:25,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:25,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:25,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:25,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:25,706 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:25,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:25,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:25,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:25,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:16:25,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:25,763 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 [2021-11-25 08:16:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:25,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:25,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:26,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:26,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:26,090 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:26,199 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 19 treesize of output 5 [2021-11-25 08:16:27,302 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:27,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:27,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:27,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:27,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:27,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:27,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:27,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:27,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:16:27,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:27,425 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 [2021-11-25 08:16:27,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:27,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:27,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:27,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:27,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:27,888 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:27,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:27,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:27,954 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:28,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:28,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:29,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:29,216 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:29,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:29,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:29,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:29,247 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:29,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:29,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:29,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:29,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:16:29,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:29,314 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 [2021-11-25 08:16:29,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:29,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:29,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:29,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:29,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:29,616 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:29,773 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 19 treesize of output 5 [2021-11-25 08:16:30,868 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:30,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:30,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:30,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:30,915 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:30,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:30,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:30,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:30,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:16:30,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:30,980 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 [2021-11-25 08:16:31,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:31,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:31,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:31,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:31,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:31,314 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:31,426 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 19 treesize of output 5 [2021-11-25 08:16:32,525 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:32,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:32,543 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:32,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:32,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:32,556 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:32,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:32,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:32,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:32,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:16:32,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:32,621 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 [2021-11-25 08:16:32,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:32,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:32,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:33,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:33,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:33,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:33,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:33,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:33,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:33,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:33,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:34,420 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:34,441 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:34,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:34,460 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:34,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:34,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:34,472 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:34,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:34,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:34,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:34,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:16:34,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:34,531 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 [2021-11-25 08:16:34,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:34,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:34,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:34,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:34,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:34,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:34,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:34,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:35,022 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:35,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:35,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:36,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:36,245 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:36,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:36,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:36,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:36,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:36,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:16:36,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:36,343 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 [2021-11-25 08:16:36,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:36,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:16:36,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:36,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:16:40,982 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:40,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:16:41,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:16:41,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:41,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:41,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:41,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:41,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:41,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:42,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:42,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:42,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:16:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:42,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:42,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:42,903 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:42,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:42,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:42,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:42,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:16:42,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:42,974 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 [2021-11-25 08:16:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:42,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:42,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:43,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:43,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:43,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:43,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:43,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:43,532 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:43,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:43,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:44,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:44,810 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:44,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:44,828 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:44,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:44,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:44,840 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:44,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:44,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:44,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:44,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 53 conjunts are in the unsatisfiable core [2021-11-25 08:16:44,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:44,911 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 [2021-11-25 08:16:44,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:44,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:16:44,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:16:44,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:44,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:45,357 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:45,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:16:45,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:45,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:45,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:45,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:45,456 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:45,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:45,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:46,812 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:46,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:46,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:16:46,826 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:46,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:46,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:46,838 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:46,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:46,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:46,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:46,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:46,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:16:46,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:46,915 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 [2021-11-25 08:16:47,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:47,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:47,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:47,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:47,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:47,252 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:47,367 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 19 treesize of output 5 [2021-11-25 08:16:48,508 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:48,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:48,542 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:48,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:48,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:48,556 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:48,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:48,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:48,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:48,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:16:48,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:48,618 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 [2021-11-25 08:16:48,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:49,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:49,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:49,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:49,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:49,127 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 19 treesize of output 5 [2021-11-25 08:16:50,437 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:50,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:50,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:50,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:50,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:50,461 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:50,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:50,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:50,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:50,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:50,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:16:50,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:50,536 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 [2021-11-25 08:16:50,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:50,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:50,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:50,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:50,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:50,832 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:50,964 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 19 treesize of output 5 [2021-11-25 08:16:52,113 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:52,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:52,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:52,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:52,144 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:52,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:52,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:52,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:52,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:16:52,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:52,215 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 [2021-11-25 08:16:52,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:52,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 19 [2021-11-25 08:16:52,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:16:53,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:53,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:53,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:53,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:53,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:53,179 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:53,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:53,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:54,399 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:54,408 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:54,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:54,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:54,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:54,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:54,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:16:54,484 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:54,512 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 [2021-11-25 08:16:54,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:54,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:54,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:54,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:54,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:54,856 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:54,992 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 19 treesize of output 5 [2021-11-25 08:16:56,142 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:56,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:56,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:56,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:56,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:56,166 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:56,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:56,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:56,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:56,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:56,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:16:56,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:56,239 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 [2021-11-25 08:16:56,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:56,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:16:56,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:16:56,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:16:56,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:16:56,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:56,677 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 19 treesize of output 5 [2021-11-25 08:16:57,861 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:16:57,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:16:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:57,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:57,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:57,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:57,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:57,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:16:57,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:57,976 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 [2021-11-25 08:16:57,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:58,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:16:58,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:16:58,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:16:58,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:16:58,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:58,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:58,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:16:58,535 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:16:58,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:16:58,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:16:59,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:16:59,815 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:16:59,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:16:59,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:16:59,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:16:59,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:16:59,841 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:16:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:16:59,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:16:59,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:16:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:16:59,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:16:59,884 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:16:59,895 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 [2021-11-25 08:17:00,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:00,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:00,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:00,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:00,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:00,246 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:00,398 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 19 treesize of output 5 [2021-11-25 08:17:01,547 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:01,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:01,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:01,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:01,582 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:01,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:01,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:01,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:17:01,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:01,669 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 [2021-11-25 08:17:01,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:01,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:17:01,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:05,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:17:05,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:17:05,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:05,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:05,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:17:05,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:05,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:05,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:17:06,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:06,536 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:17:06,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:17:06,546 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:07,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:07,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:07,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:07,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:07,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:17:07,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:07,931 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 [2021-11-25 08:17:08,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:08,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:08,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:08,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:08,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:08,304 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:08,408 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 19 treesize of output 5 [2021-11-25 08:17:09,579 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:09,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:09,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:09,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:09,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:09,604 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:09,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:09,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:09,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:09,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:17:09,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:09,671 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 [2021-11-25 08:17:09,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:09,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:09,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:09,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:09,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:09,996 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 19 treesize of output 5 [2021-11-25 08:17:11,278 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:11,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:11,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:11,310 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:11,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:11,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:11,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:11,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:17:11,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:11,365 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 [2021-11-25 08:17:11,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:11,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:11,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:11,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:11,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:11,726 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 19 treesize of output 5 [2021-11-25 08:17:12,981 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:12,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:13,002 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:13,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:13,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:13,016 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:13,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:13,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:13,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:13,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:17:13,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:13,083 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 [2021-11-25 08:17:13,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:13,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:13,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:13,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:13,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:13,454 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 19 treesize of output 5 [2021-11-25 08:17:14,831 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:14,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:14,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:14,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:14,855 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:14,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:14,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:14,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:14,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:17:14,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:14,924 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 [2021-11-25 08:17:15,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:15,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:15,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:15,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:15,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:15,263 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:15,417 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 19 treesize of output 5 [2021-11-25 08:17:16,633 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:16,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:16,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:16,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:16,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:16,662 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:16,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:16,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:16,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:16,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:16,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:17:16,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:16,721 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 [2021-11-25 08:17:16,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:16,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:16,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:16,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:17,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:17,087 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:17,213 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 19 treesize of output 5 [2021-11-25 08:17:18,390 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:18,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:18,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:18,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:18,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:18,413 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:18,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:18,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:18,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:18,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:18,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:17:18,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:18,482 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 [2021-11-25 08:17:18,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:18,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:18,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:18,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:18,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:18,820 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 19 treesize of output 5 [2021-11-25 08:17:20,203 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:20,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:20,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:20,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:20,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:20,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:20,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:20,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:20,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:17:20,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:20,299 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 [2021-11-25 08:17:20,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:20,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:17:20,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:17:20,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:20,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:24,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:24,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:17:24,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:17:24,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:24,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:24,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:17:25,025 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:25,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:25,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:17:26,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:26,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:26,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:17:26,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:26,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:26,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:26,366 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:26,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:26,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:26,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:26,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:17:26,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:26,429 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 [2021-11-25 08:17:26,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:26,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:26,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:26,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:26,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:26,743 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:26,911 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 19 treesize of output 5 [2021-11-25 08:17:28,117 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:28,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:28,135 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:28,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:28,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:28,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:28,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:28,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:17:28,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:28,212 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 [2021-11-25 08:17:28,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:28,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:17:28,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:32,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:17:32,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:17:32,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:32,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:32,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:17:32,308 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:32,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:32,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:17:33,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:33,671 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:17:33,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:17:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:33,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:33,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:33,719 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:33,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:33,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:33,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:33,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:33,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:17:33,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:33,778 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 [2021-11-25 08:17:33,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:33,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:33,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:33,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:34,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:34,083 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:34,236 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 19 treesize of output 5 [2021-11-25 08:17:35,436 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:35,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:35,454 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:35,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:35,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:35,466 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:35,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:35,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:35,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:17:35,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:35,527 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 [2021-11-25 08:17:35,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:35,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:17:35,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:35,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:17:35,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:17:36,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:36,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:36,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:17:36,110 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:36,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:36,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:17:38,386 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:38,396 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:17:38,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:17:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:38,424 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:38,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:38,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:38,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:38,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:38,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:17:38,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:38,488 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 [2021-11-25 08:17:38,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:38,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:38,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:38,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:38,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:38,855 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 19 treesize of output 5 [2021-11-25 08:17:40,167 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:40,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:40,186 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:40,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:40,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:40,198 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:40,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:40,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:40,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:40,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:40,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:17:40,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:40,271 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 [2021-11-25 08:17:40,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:40,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:40,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:40,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:40,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:40,660 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 19 treesize of output 5 [2021-11-25 08:17:41,946 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:41,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:41,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:41,997 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:41,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:41,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:42,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:17:42,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:42,078 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 [2021-11-25 08:17:42,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:42,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:42,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:42,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:42,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:42,464 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:42,598 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 19 treesize of output 5 [2021-11-25 08:17:43,880 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:43,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:43,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:43,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:43,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:43,902 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:43,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:43,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:43,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:43,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:17:43,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:43,970 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 [2021-11-25 08:17:43,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:43,998 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:17:44,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:17:44,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:44,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:44,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:44,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:17:44,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:17:44,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:44,505 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:44,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:17:44,542 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:44,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:44,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:17:45,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:45,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:45,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:17:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:45,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:45,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:45,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:17:45,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:45,955 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 [2021-11-25 08:17:46,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:46,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:46,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:46,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:46,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:46,293 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 19 treesize of output 5 [2021-11-25 08:17:47,689 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:47,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:47,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:47,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:47,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:47,711 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:47,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:47,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:47,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:47,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:17:47,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:47,770 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 [2021-11-25 08:17:47,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:47,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:47,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:48,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:48,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:48,141 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:48,257 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 19 treesize of output 5 [2021-11-25 08:17:49,540 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:49,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:49,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:49,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:49,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:49,570 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:49,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:49,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:49,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:49,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:17:49,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:49,642 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 [2021-11-25 08:17:49,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:49,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:17:49,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:50,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:17:50,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:17:50,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:50,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:50,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:17:50,216 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:50,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:50,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:17:51,556 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:51,575 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:17:51,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:17:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:51,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:51,623 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:51,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:51,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:51,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:51,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:17:51,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:51,685 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 [2021-11-25 08:17:51,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:51,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:51,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:51,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:51,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:52,094 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 19 treesize of output 5 [2021-11-25 08:17:53,429 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:53,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:53,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:53,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:53,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:53,467 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:53,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:53,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:53,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:53,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:17:53,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:53,536 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 [2021-11-25 08:17:53,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:53,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:53,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:53,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:53,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:53,922 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 19 treesize of output 5 [2021-11-25 08:17:55,309 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:17:55,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:17:55,346 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:55,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:55,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:55,358 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:55,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:55,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:55,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:55,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-25 08:17:55,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:55,430 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 [2021-11-25 08:17:55,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:55,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:17:55,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:17:55,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:17:55,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:17:55,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:55,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:55,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:17:55,958 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:17:56,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:56,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:17:58,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:17:58,391 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:17:58,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:17:58,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:17:58,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:17:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:17:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:17:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:17:58,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:17:58,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:17:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:17:58,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:17:58,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:17:58,526 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 [2021-11-25 08:17:58,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:17:58,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:17:58,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:17:58,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:17:58,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:17:58,903 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 19 treesize of output 5 [2021-11-25 08:18:00,364 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:00,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:00,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:00,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:00,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:00,388 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:00,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:00,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:00,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:00,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:18:00,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:00,449 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 [2021-11-25 08:18:00,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:00,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:00,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:00,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:00,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:00,900 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 19 treesize of output 5 [2021-11-25 08:18:02,298 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:02,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:02,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:02,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:02,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:02,319 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:02,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:02,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:02,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:02,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:18:02,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:02,391 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 [2021-11-25 08:18:02,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:02,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:02,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:02,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:02,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:02,788 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 19 treesize of output 5 [2021-11-25 08:18:04,173 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:04,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:04,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:04,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:04,197 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:04,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:04,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:04,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:04,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:18:04,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:04,259 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 [2021-11-25 08:18:04,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:04,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:18:04,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:18:04,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:04,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:04,747 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:04,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:18:04,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:04,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:04,810 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:04,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:04,912 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:05,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:05,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:06,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:06,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:06,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:18:06,343 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:06,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:06,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:06,355 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:06,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:06,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:06,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:06,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-25 08:18:06,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:06,414 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 [2021-11-25 08:18:06,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:06,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:06,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:06,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:06,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:06,772 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 19 treesize of output 5 [2021-11-25 08:18:08,198 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:08,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:08,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:08,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:08,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:08,220 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:08,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:08,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:08,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:08,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:18:08,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:08,305 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 [2021-11-25 08:18:08,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:08,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:18:08,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:18:08,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:08,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:12,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:12,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:18:12,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:18:12,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:12,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:12,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:13,099 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:13,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:13,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:15,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:15,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:15,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:18:15,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:15,025 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:15,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:15,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:15,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:18:15,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:15,088 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 [2021-11-25 08:18:15,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:15,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:18:15,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:15,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:18:15,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:15,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:15,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:15,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:15,658 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:15,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:15,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:17,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:17,053 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:18:17,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:18:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:17,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:17,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:17,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:17,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:17,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:17,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:18:17,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:17,166 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 [2021-11-25 08:18:17,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:17,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 33 [2021-11-25 08:18:17,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 12 [2021-11-25 08:18:17,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2021-11-25 08:18:17,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:17,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:18:17,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:17,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:17,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:17,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:17,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:18,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:19,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:19,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:19,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:18:19,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:19,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:19,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:19,402 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:19,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:19,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:19,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 38 conjunts are in the unsatisfiable core [2021-11-25 08:18:19,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:19,475 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 [2021-11-25 08:18:19,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:19,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 89 [2021-11-25 08:18:19,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2021-11-25 08:18:19,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:19,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2021-11-25 08:18:19,835 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:19,971 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 19 treesize of output 5 [2021-11-25 08:18:21,912 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:21,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:21,922 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:21,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:21,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:21,936 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:21,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:21,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:21,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:21,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:21,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-25 08:18:21,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:22,020 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 [2021-11-25 08:18:22,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:22,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:18:22,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:18:22,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:22,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:22,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:22,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:18:22,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:22,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:22,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:22,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:22,632 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:22,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:22,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:24,083 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:24,084 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:24,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:18:24,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:24,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:24,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:24,109 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:24,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:24,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:24,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:24,167 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:18:24,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:24,188 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 [2021-11-25 08:18:24,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:24,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:18:24,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:24,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:18:24,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:24,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:24,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:24,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:24,798 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:24,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:24,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:26,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:26,210 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:18:26,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:18:26,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:26,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:26,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:26,259 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:26,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:26,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:26,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:26,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-25 08:18:26,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:26,322 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 [2021-11-25 08:18:26,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:26,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:18:26,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:29,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:18:29,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:29,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:29,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:29,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:29,962 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:30,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:30,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:31,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:31,314 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:18:31,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:18:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:32,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:32,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:32,595 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:32,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:32,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:32,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:32,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:18:32,640 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:32,651 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 [2021-11-25 08:18:32,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:32,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:32,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:32,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:32,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:32,959 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:33,088 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 19 treesize of output 5 [2021-11-25 08:18:34,374 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:34,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:34,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:34,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:34,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:34,424 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:34,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:34,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:34,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:34,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:18:34,476 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:34,494 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 [2021-11-25 08:18:34,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:34,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:34,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:34,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:34,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:34,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:35,015 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 19 treesize of output 5 [2021-11-25 08:18:36,274 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:36,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:36,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:36,318 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:36,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:36,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:36,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:18:36,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:36,398 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 [2021-11-25 08:18:36,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:36,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:18:36,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:38,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:18:38,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:38,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:38,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:38,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:38,688 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:38,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:38,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:40,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:40,114 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:18:40,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:18:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:40,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:40,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:40,136 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:40,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:40,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:40,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:40,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:18:40,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:40,203 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 [2021-11-25 08:18:40,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:40,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:18:40,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:18:40,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:40,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:40,662 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:40,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:18:40,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:18:40,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:40,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:40,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:40,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:40,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:40,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:42,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:42,285 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:42,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:18:42,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:42,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:42,312 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:42,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:42,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:42,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:42,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:18:42,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:42,379 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 [2021-11-25 08:18:42,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:42,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:18:42,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:18:42,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:42,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:46,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:46,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:18:46,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:18:46,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:46,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:46,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:47,020 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:47,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:48,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:48,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:48,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:18:48,983 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:49,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:49,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:49,022 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:49,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:49,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:49,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:49,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:18:49,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:49,099 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 [2021-11-25 08:18:49,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:49,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:49,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:49,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:49,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:49,418 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:49,599 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 19 treesize of output 5 [2021-11-25 08:18:50,886 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:50,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:50,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:50,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:50,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:50,910 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:50,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:50,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:50,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:50,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:18:50,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:50,971 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 [2021-11-25 08:18:51,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:51,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:51,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:51,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:51,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:51,406 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 19 treesize of output 5 [2021-11-25 08:18:52,778 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:52,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:52,796 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:52,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:52,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:52,808 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:52,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:52,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:52,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-25 08:18:52,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:52,893 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 [2021-11-25 08:18:52,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:52,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:18:52,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:53,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:18:53,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:18:53,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:53,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:53,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:18:53,508 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:53,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:53,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:18:55,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:18:55,897 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:18:55,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:18:55,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:55,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:55,942 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:55,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:55,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:55,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:55,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:18:55,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:56,005 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 [2021-11-25 08:18:56,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:56,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:56,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:56,267 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:56,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:56,386 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:56,517 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 19 treesize of output 5 [2021-11-25 08:18:57,802 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:57,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:57,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:57,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:57,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:57,831 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:57,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:57,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:57,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:18:57,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:57,893 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 [2021-11-25 08:18:58,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:58,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:18:58,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:18:58,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:18:58,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:18:58,285 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:18:58,422 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 19 treesize of output 5 [2021-11-25 08:18:59,743 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:18:59,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:18:59,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:18:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:18:59,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:18:59,774 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:18:59,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:18:59,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:18:59,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:18:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:18:59,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 48 conjunts are in the unsatisfiable core [2021-11-25 08:18:59,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:18:59,839 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 [2021-11-25 08:18:59,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:18:59,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:18:59,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:18:59,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2021-11-25 08:19:04,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:04,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 100 [2021-11-25 08:19:04,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:19:04,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:04,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:04,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:04,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:04,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:04,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:06,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:06,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:06,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:19:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:06,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:06,540 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:06,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:06,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:06,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:06,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:19:06,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:06,611 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 [2021-11-25 08:19:06,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:06,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:19:06,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:19:06,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:06,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:07,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:07,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:19:07,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:19:07,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:07,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:07,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:07,248 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:07,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:07,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:08,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:08,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:08,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:19:08,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:08,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:08,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:08,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:08,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:08,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:19:08,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:08,834 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 [2021-11-25 08:19:08,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:09,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:09,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:09,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:09,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:09,192 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:09,330 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 19 treesize of output 5 [2021-11-25 08:19:10,656 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:10,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:10,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:10,680 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:10,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:10,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:10,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:10,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:19:10,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:10,748 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 [2021-11-25 08:19:10,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:10,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:10,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:10,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:11,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:11,114 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:11,259 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 19 treesize of output 5 [2021-11-25 08:19:12,560 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:12,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:12,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:12,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:12,612 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:12,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:12,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:12,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:12,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:19:12,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:12,678 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 [2021-11-25 08:19:12,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:12,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:12,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:12,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:12,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:12,978 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 19 treesize of output 5 [2021-11-25 08:19:14,483 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:14,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:14,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:14,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:14,514 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:14,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:14,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:14,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:14,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:19:14,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:14,582 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 [2021-11-25 08:19:14,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:14,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:14,847 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:14,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:14,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:14,980 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 19 treesize of output 5 [2021-11-25 08:19:16,481 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:16,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:16,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:16,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:16,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:16,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:16,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 47 conjunts are in the unsatisfiable core [2021-11-25 08:19:16,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:16,571 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 [2021-11-25 08:19:16,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:16,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:19:16,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:19:16,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:16,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:21,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:21,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:19:21,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:19:21,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:21,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:21,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:21,324 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:21,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:21,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:22,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:22,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:22,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:19:22,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:22,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:22,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:22,825 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:22,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:22,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:22,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:22,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:19:22,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:22,899 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 [2021-11-25 08:19:22,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:22,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:19:22,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:23,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:19:23,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:19:23,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:23,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:23,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:23,487 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:23,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:23,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:24,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:24,962 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:19:24,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:19:24,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:25,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:25,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:25,027 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:25,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:25,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:25,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:25,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:19:25,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:25,083 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 [2021-11-25 08:19:25,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:25,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:25,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:25,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:25,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:25,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:25,693 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 19 treesize of output 5 [2021-11-25 08:19:27,041 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:27,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:27,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:27,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:27,071 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:27,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:27,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:27,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:27,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:19:27,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:27,131 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 [2021-11-25 08:19:27,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:27,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:27,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:27,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:27,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:27,546 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 19 treesize of output 5 [2021-11-25 08:19:28,986 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:28,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:29,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:29,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:29,041 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:29,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:29,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:29,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:29,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 42 conjunts are in the unsatisfiable core [2021-11-25 08:19:29,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:29,125 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 [2021-11-25 08:19:29,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:29,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:19:29,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:29,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:19:29,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:19:29,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:29,628 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:29,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:29,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:29,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:29,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:31,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:31,188 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:19:31,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:19:31,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:31,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:31,236 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:31,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:31,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:31,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:31,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-25 08:19:31,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:31,298 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 [2021-11-25 08:19:31,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:31,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:19:31,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:31,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 97 [2021-11-25 08:19:31,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 90 [2021-11-25 08:19:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:31,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:31,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:31,875 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:31,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:31,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:34,372 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:34,382 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:19:34,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:19:34,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:34,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:34,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:34,413 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:34,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:34,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:34,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:34,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:34,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-25 08:19:34,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:34,495 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 [2021-11-25 08:19:34,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:34,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:34,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:34,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:34,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:34,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:35,051 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 19 treesize of output 5 [2021-11-25 08:19:36,366 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:36,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:36,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:36,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:36,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:36,416 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:36,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:36,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:36,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:36,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-25 08:19:36,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:36,480 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 [2021-11-25 08:19:36,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:36,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:36,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:36,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:36,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:36,863 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:36,994 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 19 treesize of output 5 [2021-11-25 08:19:38,390 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:38,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:38,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:38,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:38,412 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:38,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:38,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:38,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:38,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-25 08:19:38,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:38,476 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 [2021-11-25 08:19:38,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:38,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:38,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:38,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:38,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:38,989 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 19 treesize of output 5 [2021-11-25 08:19:40,453 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:40,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:40,472 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:40,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:40,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:40,484 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:40,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:40,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:40,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:40,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-25 08:19:40,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:40,546 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 [2021-11-25 08:19:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:40,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 86 [2021-11-25 08:19:40,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 83 [2021-11-25 08:19:40,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:40,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 11 [2021-11-25 08:19:40,885 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 19 treesize of output 5 [2021-11-25 08:19:42,327 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:42,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:42,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:42,355 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:42,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:42,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:42,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:42,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-25 08:19:42,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:42,417 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 [2021-11-25 08:19:42,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:42,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:19:42,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:44,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:19:44,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:19:44,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:44,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:44,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:44,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:45,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:45,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:46,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:46,419 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:19:46,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:19:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:46,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:46,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:46,450 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:46,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:46,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:46,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:46,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-25 08:19:46,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:46,519 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 [2021-11-25 08:19:46,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:46,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2021-11-25 08:19:46,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:48,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 94 [2021-11-25 08:19:48,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:19:48,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:48,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:48,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:48,926 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:49,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:49,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:50,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:50,391 INFO L354 Elim1Store]: treesize reduction 9, result has 25.0 percent of original size [2021-11-25 08:19:50,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 17 [2021-11-25 08:19:50,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:50,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:50,413 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:50,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:50,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:50,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:50,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 49 conjunts are in the unsatisfiable core [2021-11-25 08:19:50,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:50,477 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 [2021-11-25 08:19:50,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:50,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 23 [2021-11-25 08:19:50,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 20 [2021-11-25 08:19:50,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:50,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-11-25 08:19:50,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:50,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 97 [2021-11-25 08:19:50,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-11-25 08:19:51,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:51,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:51,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 90 [2021-11-25 08:19:51,118 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:51,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:51,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 9 [2021-11-25 08:19:52,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:52,627 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 08:19:52,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 14 [2021-11-25 08:19:52,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 08:19:52,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 08:19:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 45 states and 115 transitions. [2021-11-25 08:19:52,658 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 115 transitions. [2021-11-25 08:19:52,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 08:19:52,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 08:19:52,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 08:19:52,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 08:19:52,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-25 08:19:52,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 08:19:52,731 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 [2021-11-25 08:19:54,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 08:19:54,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 89 [2021-11-25 08:19:54,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 86 [2021-11-25 08:19:54,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 71 [2021-11-25 08:19:54,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2021-11-25 08:19:54,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-25 08:19:54,376 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 19 treesize of output 5 [2021-11-25 08:19:56,474 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-25 08:19:56,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 45 treesize of output 20 [2021-11-25 08:19:56,484 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.