./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array3_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array3_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH --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 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:29:07,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:29:07,856 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:29:07,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:29:07,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:29:07,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:29:07,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:29:07,884 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:29:07,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:29:07,886 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:29:07,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:29:07,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:29:07,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:29:07,890 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:29:07,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:29:07,892 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:29:07,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:29:07,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:29:07,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:29:07,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:29:07,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:29:07,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:29:07,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:29:07,902 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:29:07,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:29:07,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:29:07,906 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:29:07,907 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:29:07,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:29:07,917 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:29:07,918 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:29:07,919 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:29:07,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:29:07,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:29:07,922 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:29:07,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:29:07,923 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:29:07,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:29:07,924 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:29:07,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:29:07,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:29:07,932 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 08:29:07,964 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:29:07,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:29:07,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:29:07,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:29:07,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:29:07,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:29:07,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:29:07,966 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:29:07,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:29:07,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:29:07,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:29:07,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:29:07,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:29:07,968 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:29:07,968 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:29:07,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:29:07,968 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:29:07,969 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:29:07,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:29:07,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:29:07,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:29:07,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:29:07,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:29:07,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:29:07,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:29:07,970 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:29:07,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:29:07,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:29:07,971 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_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c9f77a5f5cfb41429e6b2e557580f5f8a855ca718c241fb5a07541ef3b21ab2 [2022-11-16 08:29:08,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:29:08,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:29:08,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:29:08,287 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:29:08,288 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:29:08,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/array-patterns/array3_pattern.c [2022-11-16 08:29:08,369 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/data/16bbb3fef/c0898522d48e4182a64b3859f9af74b6/FLAG4d82639df [2022-11-16 08:29:08,784 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:29:08,785 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/sv-benchmarks/c/array-patterns/array3_pattern.c [2022-11-16 08:29:08,791 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/data/16bbb3fef/c0898522d48e4182a64b3859f9af74b6/FLAG4d82639df [2022-11-16 08:29:09,198 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/data/16bbb3fef/c0898522d48e4182a64b3859f9af74b6 [2022-11-16 08:29:09,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:29:09,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:29:09,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:29:09,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:29:09,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:29:09,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,208 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4df2ff2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09, skipping insertion in model container [2022-11-16 08:29:09,208 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:29:09,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:29:09,475 WARN L229 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_080ffcce-3835-4b55-b1f9-aed81cf8de27/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2022-11-16 08:29:09,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:29:09,524 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:29:09,540 WARN L229 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_080ffcce-3835-4b55-b1f9-aed81cf8de27/sv-benchmarks/c/array-patterns/array3_pattern.c[1393,1406] [2022-11-16 08:29:09,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:29:09,582 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:29:09,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09 WrapperNode [2022-11-16 08:29:09,583 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:29:09,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:29:09,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:29:09,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:29:09,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,600 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,620 INFO L138 Inliner]: procedures = 17, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2022-11-16 08:29:09,621 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:29:09,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:29:09,622 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:29:09,622 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:29:09,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,633 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,639 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,644 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,645 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,647 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:29:09,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:29:09,648 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:29:09,649 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:29:09,650 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:29:09" (1/1) ... [2022-11-16 08:29:09,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:29:09,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:29:09,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:29:09,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080ffcce-3835-4b55-b1f9-aed81cf8de27/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:29:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:29:09,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 08:29:09,714 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 08:29:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:29:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:29:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:29:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure square [2022-11-16 08:29:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure square [2022-11-16 08:29:09,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:29:09,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:29:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 08:29:09,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:29:09,796 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:29:09,798 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:29:10,042 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:29:10,099 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:29:10,099 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 08:29:10,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:29:10 BoogieIcfgContainer [2022-11-16 08:29:10,102 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:29:10,111 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:29:10,111 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:29:10,121 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:29:10,121 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:29:10" (1/1) ... [2022-11-16 08:29:10,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:29:10,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-11-16 08:29:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-11-16 08:29:10,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:29:10,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:10,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:10,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:10,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:10,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-16 08:29:10,511 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-16 08:29:10,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-16 08:29:10,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:10,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:10,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-16 08:29:10,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:10,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-16 08:29:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 25 states and 32 transitions. [2022-11-16 08:29:10,783 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-11-16 08:29:10,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:29:10,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:10,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:10,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:10,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 08:29:10,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:10,924 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-16 08:29:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:11,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 45 transitions. [2022-11-16 08:29:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-11-16 08:29:11,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:11,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:11,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:11,506 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:29:11,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:11,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:11,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 15 [2022-11-16 08:29:12,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:12,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:12,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:12,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:12,540 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:12,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:12,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:12,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:12,641 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:12,644 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2022-11-16 08:29:12,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:12,670 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:13,572 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:13,574 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:13,575 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:13,767 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:17,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 87 transitions. [2022-11-16 08:29:17,125 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 87 transitions. [2022-11-16 08:29:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:17,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:17,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:17,212 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:17,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:17,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:17,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:17,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:17,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:17,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:17,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:17,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:17,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:17,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:17,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:17,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:17,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:17,681 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:17,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:17,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:17,736 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:18,350 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:18,351 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:18,353 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:18,410 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 43 states and 91 transitions. [2022-11-16 08:29:18,542 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 91 transitions. [2022-11-16 08:29:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:18,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:18,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:18,627 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:18,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:18,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:18,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:18,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:18,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:18,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:18,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:18,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:18,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:18,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:19,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:19,008 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:19,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:19,024 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:19,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:19,070 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:19,072 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2022-11-16 08:29:19,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:19,658 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:19,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:19,661 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:19,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:19,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 44 states and 95 transitions. [2022-11-16 08:29:19,836 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 95 transitions. [2022-11-16 08:29:19,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:19,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:19,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:19,929 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:19,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:19,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:19,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:19,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:20,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:20,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:20,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:20,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:20,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:20,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:20,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:20,244 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:20,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:20,261 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:20,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:20,308 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:20,310 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2022-11-16 08:29:20,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:20,331 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:20,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:20,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:20,866 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:21,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 45 states and 99 transitions. [2022-11-16 08:29:21,000 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 99 transitions. [2022-11-16 08:29:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:21,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:21,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:21,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:21,080 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:29:21,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:21,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:21,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:21,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:21,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:21,168 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:21,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:21,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:21,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:21,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:21,503 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:21,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:21,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:21,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:21,536 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:21,537 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:29:22,120 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:22,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:22,126 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:22,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:22,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:22,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 46 states and 103 transitions. [2022-11-16 08:29:22,227 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 103 transitions. [2022-11-16 08:29:22,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:22,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:22,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:22,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:22,329 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:29:22,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:22,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:22,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:22,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:22,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:22,405 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:22,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:22,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:22,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:22,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:22,719 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:22,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:22,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:22,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:22,748 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:22,749 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2022-11-16 08:29:22,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 27 [2022-11-16 08:29:22,780 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:23,293 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:23,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:23,295 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:23,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:23,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 47 states and 107 transitions. [2022-11-16 08:29:23,401 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 107 transitions. [2022-11-16 08:29:23,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:23,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:23,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:23,461 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:29:23,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:23,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:23,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:23,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:23,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:23,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:23,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:24,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:24,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:24,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:24,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:24,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:24,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:24,176 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:24,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:24,219 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:24,221 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:24,718 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:24,720 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:24,721 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:24,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:25,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:25,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 50 states and 114 transitions. [2022-11-16 08:29:25,938 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2022-11-16 08:29:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:25,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:25,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:26,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:29:26,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:26,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:26,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:26,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:26,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:26,099 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:26,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:26,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:26,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:26,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:26,366 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:26,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:26,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:26,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:26,420 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:26,422 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2022-11-16 08:29:26,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 42 [2022-11-16 08:29:26,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:26,943 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:26,944 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:26,984 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:27,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:27,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 51 states and 118 transitions. [2022-11-16 08:29:27,172 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 118 transitions. [2022-11-16 08:29:27,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:27,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:27,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:27,244 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:29:27,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:27,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:27,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:27,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:27,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:27,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:27,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:27,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:27,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:27,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:27,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:27,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:27,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:27,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:27,602 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:27,645 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:27,646 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:27,647 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:28,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:28,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:28,145 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:28,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:28,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 52 states and 122 transitions. [2022-11-16 08:29:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 122 transitions. [2022-11-16 08:29:28,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:28,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:28,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:28,346 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:29:28,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:28,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:28,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:28,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:28,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:28,419 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:28,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:28,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:28,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:28,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:28,720 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:28,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:28,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:28,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:28,758 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:28,759 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:29:29,302 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:29,303 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:29,304 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:29,348 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:29,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:29,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 53 states and 126 transitions. [2022-11-16 08:29:29,410 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 126 transitions. [2022-11-16 08:29:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:29,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:29,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:29,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:29,467 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:29:29,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:29,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:29,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:29,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:29,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:29,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:29,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:29,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:29,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:29,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:29,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:29,751 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:29,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:29,764 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:29,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:29,812 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:29,817 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:29,819 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-11-16 08:29:30,338 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:30,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:30,340 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:30,384 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:30,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:30,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 54 states and 130 transitions. [2022-11-16 08:29:30,432 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 130 transitions. [2022-11-16 08:29:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:30,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:30,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:30,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:29:30,494 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:30,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:30,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:30,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:30,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:30,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:30,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:30,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:30,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:30,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:30,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:30,859 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:30,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:30,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:30,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:30,893 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:30,915 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:30,920 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:31,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:31,436 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:31,437 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:31,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:31,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 55 states and 134 transitions. [2022-11-16 08:29:31,559 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 134 transitions. [2022-11-16 08:29:31,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:31,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:31,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:31,623 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:29:31,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:31,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:31,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:31,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:31,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:31,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:31,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:31,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:31,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:31,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:31,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:31,964 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:31,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:31,977 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:31,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:31,993 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:31,994 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2022-11-16 08:29:32,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:32,025 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:32,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:32,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:32,531 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:32,571 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:32,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:32,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 56 states and 138 transitions. [2022-11-16 08:29:32,620 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 138 transitions. [2022-11-16 08:29:32,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:32,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:32,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:32,675 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:29:32,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:32,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:32,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:32,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:32,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:32,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:32,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:33,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:33,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:33,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:33,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:33,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:33,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:33,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:33,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:33,120 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:33,143 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:33,144 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2022-11-16 08:29:33,145 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:33,635 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:33,636 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:33,639 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:33,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:34,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:34,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 57 states and 142 transitions. [2022-11-16 08:29:34,118 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 142 transitions. [2022-11-16 08:29:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:34,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:34,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:34,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:34,174 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:29:34,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:34,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:34,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:34,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:34,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:34,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:34,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:34,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:34,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:34,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:34,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:34,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:34,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:34,580 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:34,580 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:34,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:29:35,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:35,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:35,096 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:35,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 58 states and 146 transitions. [2022-11-16 08:29:35,201 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 146 transitions. [2022-11-16 08:29:35,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:35,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:35,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:35,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:35,264 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:35,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:35,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:35,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:35,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:35,363 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:35,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:35,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:35,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:35,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:35,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:35,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:35,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:35,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:35,626 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:35,627 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2022-11-16 08:29:35,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 27 [2022-11-16 08:29:35,640 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:36,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:36,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:36,151 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:36,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:36,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 59 states and 150 transitions. [2022-11-16 08:29:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 150 transitions. [2022-11-16 08:29:36,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:36,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:36,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:36,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:36,308 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:29:36,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:36,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:36,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:36,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:36,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:36,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:36,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:36,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:36,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:36,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:36,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:36,651 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:36,652 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:36,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:36,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:36,685 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:36,706 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:36,707 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:37,217 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:37,222 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:37,223 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:37,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:37,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:37,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 60 states and 154 transitions. [2022-11-16 08:29:37,310 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 154 transitions. [2022-11-16 08:29:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:37,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:37,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:37,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:29:37,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:37,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:37,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:37,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:37,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:37,445 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:37,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:37,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:37,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:37,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:37,731 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:37,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:37,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:37,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:37,758 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:37,789 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:37,790 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:38,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:38,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:38,314 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 61 states and 158 transitions. [2022-11-16 08:29:38,425 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 158 transitions. [2022-11-16 08:29:38,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:38,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:38,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:38,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:29:38,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:38,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:38,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:38,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:38,572 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:38,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:38,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:38,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:38,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:38,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:38,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:38,831 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:38,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:38,842 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:38,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:38,884 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:38,890 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:38,891 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:39,348 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:39,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:39,349 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:39,401 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:39,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:39,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 62 states and 162 transitions. [2022-11-16 08:29:39,456 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 162 transitions. [2022-11-16 08:29:39,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:39,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:39,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:39,556 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:29:39,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:39,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:39,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:39,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:39,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:39,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:39,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:39,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:39,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:39,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:39,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:39,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:39,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:39,876 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:39,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:39,916 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:39,918 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:39,918 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:40,408 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:40,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:40,410 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:40,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:40,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:40,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 63 states and 166 transitions. [2022-11-16 08:29:40,513 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 166 transitions. [2022-11-16 08:29:40,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:40,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:40,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:40,591 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:29:40,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:40,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:40,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:40,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:40,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:40,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:40,669 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:40,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:40,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:40,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:40,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:40,936 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:40,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:40,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:40,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:40,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 147 treesize of output 42 [2022-11-16 08:29:41,464 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:41,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:41,467 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:41,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:41,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 64 states and 170 transitions. [2022-11-16 08:29:41,555 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 170 transitions. [2022-11-16 08:29:41,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:41,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:41,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:41,615 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:29:41,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:41,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:41,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:41,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:41,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:41,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:41,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:41,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:41,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:41,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:41,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:41,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:41,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:41,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:41,928 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:41,930 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 93 [2022-11-16 08:29:41,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 27 [2022-11-16 08:29:42,455 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:42,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:42,457 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:42,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 65 states and 174 transitions. [2022-11-16 08:29:42,558 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 174 transitions. [2022-11-16 08:29:42,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:42,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:42,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:42,619 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:42,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:42,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:42,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:42,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:42,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:42,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:42,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:42,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:42,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:42,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:42,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:42,926 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:42,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:42,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:42,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:42,954 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:42,985 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:42,986 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:43,465 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:43,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:43,467 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:43,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:43,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 66 states and 178 transitions. [2022-11-16 08:29:43,557 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 178 transitions. [2022-11-16 08:29:43,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:43,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:43,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:43,614 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:29:43,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:43,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:43,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:43,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:43,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:43,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:43,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:43,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:43,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:43,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:43,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:43,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:43,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:43,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:43,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:43,991 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:43,995 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:43,996 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:44,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:44,472 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:44,473 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:44,515 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:44,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 67 states and 182 transitions. [2022-11-16 08:29:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 182 transitions. [2022-11-16 08:29:44,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:44,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:44,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:44,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:44,633 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:29:44,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:44,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:44,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:44,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:44,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:44,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:44,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:44,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:44,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:44,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:44,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:44,972 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:44,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:44,984 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:44,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:44,998 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:45,022 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:45,023 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:45,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:45,489 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:45,490 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:45,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:45,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 68 states and 186 transitions. [2022-11-16 08:29:45,581 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 186 transitions. [2022-11-16 08:29:45,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:45,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:45,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:45,656 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:45,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:45,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:45,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:45,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:45,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:45,736 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:45,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:45,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:45,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:45,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:45,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:45,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:45,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:45,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:45,970 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:45,971 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:29:46,522 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:46,523 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:46,524 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:46,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:46,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 69 states and 190 transitions. [2022-11-16 08:29:46,626 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 190 transitions. [2022-11-16 08:29:46,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:46,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:46,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:46,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:29:46,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:46,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:46,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:46,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:46,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:46,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:46,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:46,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:46,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:46,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:47,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:47,007 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:47,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:47,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:47,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:47,037 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:29:47,069 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:47,071 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:47,071 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:47,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:47,530 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:47,531 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:47,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 70 states and 194 transitions. [2022-11-16 08:29:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 194 transitions. [2022-11-16 08:29:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:47,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:47,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:47,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:47,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:29:47,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:47,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:47,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:47,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:47,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:47,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:47,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:47,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:47,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:47,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:47,986 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:47,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:47,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:47,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:48,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:29:48,509 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:48,510 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:48,511 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:48,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:48,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 71 states and 198 transitions. [2022-11-16 08:29:48,602 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 198 transitions. [2022-11-16 08:29:48,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:48,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:48,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:48,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:29:48,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:48,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:48,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:48,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:48,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:48,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:48,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:48,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:48,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:48,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:48,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:48,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:48,976 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:48,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:49,000 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:49,001 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:29:49,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:49,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:49,552 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:49,590 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:49,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 72 states and 202 transitions. [2022-11-16 08:29:49,646 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 202 transitions. [2022-11-16 08:29:49,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:49,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:49,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:49,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:29:49,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:49,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:49,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:49,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:49,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:49,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:49,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:50,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:50,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 162 [2022-11-16 08:29:50,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 162 treesize of output 154 [2022-11-16 08:29:50,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:50,058 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:50,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 197 [2022-11-16 08:29:50,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:50,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 17 [2022-11-16 08:29:50,079 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:50,080 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:29:50,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:50,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:50,595 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:50,633 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:50,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:50,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 73 states and 206 transitions. [2022-11-16 08:29:50,689 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 206 transitions. [2022-11-16 08:29:50,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:50,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:50,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:50,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:50,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:29:50,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:50,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:50,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:50,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:50,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:50,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:50,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:51,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:51,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:51,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:51,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:51,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:51,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:51,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:51,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:29:51,592 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:51,593 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:29:51,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:52,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:52,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:52,097 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:52,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:52,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:52,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 74 states and 210 transitions. [2022-11-16 08:29:52,608 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 210 transitions. [2022-11-16 08:29:52,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:52,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:52,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:52,671 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:29:52,674 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:52,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:52,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:52,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:52,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:52,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:52,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:53,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:53,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:53,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:53,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:53,262 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:53,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:53,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:53,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:29:53,320 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:53,321 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:29:53,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:53,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:53,827 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:53,870 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 75 states and 214 transitions. [2022-11-16 08:29:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 214 transitions. [2022-11-16 08:29:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:54,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:54,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:54,215 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:54,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:54,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:54,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:54,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:54,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:54,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:54,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:54,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:54,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:54,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:54,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:54,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:54,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:54,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:54,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:29:54,613 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:54,614 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:29:55,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:55,098 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:55,098 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:55,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 76 states and 218 transitions. [2022-11-16 08:29:55,185 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 218 transitions. [2022-11-16 08:29:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:55,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:55,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:55,257 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:29:55,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:55,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:55,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:55,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:55,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:55,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:55,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:55,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:55,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:55,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:55,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:55,604 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:55,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:55,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:55,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:29:55,660 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:55,661 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:29:55,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:56,164 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:56,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:56,165 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:56,202 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:56,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:56,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 77 states and 222 transitions. [2022-11-16 08:29:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 222 transitions. [2022-11-16 08:29:56,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:56,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:56,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:56,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:29:56,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:56,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:56,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:56,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:56,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:56,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:56,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:56,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:56,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:56,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:56,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:56,808 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:56,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:56,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:56,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:29:56,832 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:56,833 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:29:56,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:29:57,336 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:57,337 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:57,338 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:57,374 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:57,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 78 states and 226 transitions. [2022-11-16 08:29:57,545 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 226 transitions. [2022-11-16 08:29:57,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:57,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:57,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:57,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:29:57,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:57,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:57,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:57,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:57,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:57,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:57,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:57,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:57,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:57,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:57,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:57,968 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:57,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:57,980 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:57,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:29:58,025 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:58,027 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:29:58,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:29:58,047 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:58,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:58,509 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:58,509 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:58,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 79 states and 230 transitions. [2022-11-16 08:29:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 230 transitions. [2022-11-16 08:29:58,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:58,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:58,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:58,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:29:58,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:58,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:58,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:58,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:58,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:58,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:58,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:59,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:59,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:59,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:59,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:59,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:59,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:59,037 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:59,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:29:59,047 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:29:59,048 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:29:59,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:29:59,079 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:29:59,541 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:59,543 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:59,543 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:29:59,580 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:29:59,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:29:59,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 80 states and 234 transitions. [2022-11-16 08:29:59,634 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 234 transitions. [2022-11-16 08:29:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:29:59,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:29:59,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:29:59,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:29:59,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:29:59,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:29:59,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:29:59,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:59,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:29:59,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:29:59,775 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:29:59,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:59,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:29:59,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:29:59,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:29:59,968 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:59,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:29:59,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:29:59,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:00,010 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:00,011 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:30:00,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:30:00,028 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:00,483 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:00,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:00,484 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:00,524 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:00,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:00,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 81 states and 238 transitions. [2022-11-16 08:30:00,586 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 238 transitions. [2022-11-16 08:30:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:00,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:00,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:00,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:00,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:30:00,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:00,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:00,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:00,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:00,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:00,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:00,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:01,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:01,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:01,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:01,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:01,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:01,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:01,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:01,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:01,171 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:01,172 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:01,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:01,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:01,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:01,663 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:01,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:01,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 82 states and 242 transitions. [2022-11-16 08:30:01,865 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 242 transitions. [2022-11-16 08:30:01,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:01,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:01,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:01,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:30:01,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:01,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:01,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:01,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:01,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:01,986 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:02,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:02,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:02,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:02,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:02,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:02,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:02,297 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:02,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:02,312 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:02,352 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:02,353 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:30:02,354 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:02,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:02,851 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:02,852 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:02,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:02,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 83 states and 246 transitions. [2022-11-16 08:30:02,954 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 246 transitions. [2022-11-16 08:30:02,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:02,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:02,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:03,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:30:03,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:03,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:03,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:03,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:03,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:03,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:03,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:03,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:03,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:03,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:03,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:03,388 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:03,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:03,400 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:03,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:03,416 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:03,440 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:03,440 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:30:03,942 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:03,944 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:03,944 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:04,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:04,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 84 states and 250 transitions. [2022-11-16 08:30:04,039 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 250 transitions. [2022-11-16 08:30:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:04,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:04,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:04,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:04,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:04,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:04,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:04,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:04,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:04,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:04,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:04,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:04,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:04,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:04,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:04,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:04,509 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:04,522 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:04,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:04,537 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:04,563 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:04,564 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:30:04,565 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:05,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:05,074 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:05,075 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:05,122 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 85 states and 254 transitions. [2022-11-16 08:30:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 254 transitions. [2022-11-16 08:30:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:05,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:05,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:05,258 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:05,261 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:05,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:05,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:05,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:05,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:05,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:05,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:05,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:05,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:05,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:05,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:05,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:05,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:05,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:05,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:05,689 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:05,690 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:05,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:05,705 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:06,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:06,198 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:06,198 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:06,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:06,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:06,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 86 states and 258 transitions. [2022-11-16 08:30:06,309 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 258 transitions. [2022-11-16 08:30:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:06,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:06,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:06,367 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:06,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:06,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:06,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:06,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:06,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:06,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:06,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:06,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:06,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:06,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:06,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:06,730 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:06,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:06,743 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:06,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:06,777 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:06,782 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:06,783 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:30:07,242 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:07,243 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:07,243 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:07,280 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:07,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:07,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 87 states and 262 transitions. [2022-11-16 08:30:07,350 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 262 transitions. [2022-11-16 08:30:07,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:07,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:07,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:07,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:07,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:07,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:07,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:07,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:07,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:07,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:07,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:07,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:07,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:07,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:07,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:07,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:07,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:07,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:07,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:07,795 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:07,797 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:07,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:07,829 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:08,314 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:08,315 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:08,315 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:08,354 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:08,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:08,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 88 states and 266 transitions. [2022-11-16 08:30:08,409 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 266 transitions. [2022-11-16 08:30:08,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:08,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:08,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:08,489 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:08,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:08,513 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:08,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:08,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:08,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:08,548 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:08,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:08,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:08,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:08,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:08,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:08,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:08,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:08,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:08,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:08,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:30:09,373 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:09,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:09,374 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:09,413 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:09,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:09,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 89 states and 270 transitions. [2022-11-16 08:30:09,470 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 270 transitions. [2022-11-16 08:30:09,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:09,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:09,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:09,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:30:09,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:09,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:09,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:09,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:09,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:09,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:09,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:09,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:09,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:09,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:09,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:09,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:09,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:09,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:09,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:09,964 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:09,965 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:10,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:10,464 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:10,464 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:10,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 90 states and 274 transitions. [2022-11-16 08:30:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 274 transitions. [2022-11-16 08:30:10,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:10,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:10,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:10,630 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:10,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:10,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:10,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:10,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:10,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:10,711 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:11,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:11,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:11,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:11,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:11,045 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:11,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:11,057 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:11,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:11,086 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:11,087 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:11,547 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:11,548 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:11,549 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:11,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:11,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:11,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 91 states and 278 transitions. [2022-11-16 08:30:11,647 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 278 transitions. [2022-11-16 08:30:11,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:11,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:11,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:11,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:30:11,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:11,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:11,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:11,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:11,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:11,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:11,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:12,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:12,098 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:12,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:12,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:12,116 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:12,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:12,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:12,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:12,140 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:12,141 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:12,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:12,175 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:12,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:12,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:12,655 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:12,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:12,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 92 states and 282 transitions. [2022-11-16 08:30:12,761 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 282 transitions. [2022-11-16 08:30:12,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:12,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:12,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:12,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:30:12,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:12,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:12,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:12,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:12,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:12,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:12,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:13,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:13,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:13,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:13,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:13,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:13,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:13,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:13,356 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:13,357 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:13,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:13,865 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:13,865 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:13,904 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:14,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:14,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 93 states and 286 transitions. [2022-11-16 08:30:14,101 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 286 transitions. [2022-11-16 08:30:14,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:14,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:14,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:14,163 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:30:14,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:14,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:14,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:14,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:14,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:14,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:14,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:14,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:14,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:14,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:14,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:14,692 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:14,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:14,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:14,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:14,716 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:14,717 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:15,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:15,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:15,215 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:15,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:15,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 94 states and 290 transitions. [2022-11-16 08:30:15,427 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 290 transitions. [2022-11-16 08:30:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:15,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:15,486 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:15,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:15,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:15,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:15,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:15,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:15,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:15,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:15,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:15,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:15,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:15,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:15,864 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:15,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:15,875 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:15,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:15,890 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:15,891 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:15,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:16,395 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:16,396 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:16,396 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:16,434 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:16,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:16,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 95 states and 294 transitions. [2022-11-16 08:30:16,499 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 294 transitions. [2022-11-16 08:30:16,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:16,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:16,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:16,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:16,564 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:30:16,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:16,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:16,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:16,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:16,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:16,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:16,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:16,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:16,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:16,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:16,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:16,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:16,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:16,947 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:16,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:16,988 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:16,989 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:30:17,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:17,450 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:17,450 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 96 states and 298 transitions. [2022-11-16 08:30:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 298 transitions. [2022-11-16 08:30:17,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:17,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:17,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:17,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:17,612 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:30:17,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:17,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:17,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:17,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:17,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:17,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:17,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:17,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:17,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:17,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:17,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:17,995 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:17,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:18,009 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:18,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:18,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:30:18,549 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:18,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:18,550 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:18,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:18,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:18,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 97 states and 302 transitions. [2022-11-16 08:30:18,656 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 302 transitions. [2022-11-16 08:30:18,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:18,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:18,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:18,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:18,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:30:18,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:18,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:18,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:18,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:18,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:18,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:18,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:19,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:19,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:19,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:19,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:19,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:19,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:19,139 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:19,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:19,151 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:19,187 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:19,187 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:30:19,188 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:19,669 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:19,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:19,671 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:19,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:19,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 98 states and 306 transitions. [2022-11-16 08:30:19,767 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 306 transitions. [2022-11-16 08:30:19,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:19,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:19,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:19,846 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:30:19,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:19,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:19,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:19,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:19,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:19,907 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:19,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:20,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:20,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:20,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:20,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:20,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:20,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:20,240 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:20,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:20,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:30:20,749 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:20,750 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:20,751 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:20,789 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:20,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:20,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 99 states and 310 transitions. [2022-11-16 08:30:20,857 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 310 transitions. [2022-11-16 08:30:20,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:20,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:20,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:20,923 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:20,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:20,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:20,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:20,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:20,984 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:21,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:21,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:21,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:21,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:21,291 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:21,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:21,303 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:21,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:21,349 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:21,350 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:21,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:21,368 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:21,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:21,835 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:21,836 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:21,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:21,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:21,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 100 states and 314 transitions. [2022-11-16 08:30:21,933 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 314 transitions. [2022-11-16 08:30:21,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:21,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:21,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:22,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:22,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:22,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:22,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:22,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:22,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:22,086 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:22,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:22,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:22,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:22,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:22,386 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:22,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:22,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:22,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:22,447 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:22,451 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:22,452 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:30:22,936 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:22,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:22,937 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:22,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:23,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:23,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 101 states and 318 transitions. [2022-11-16 08:30:23,041 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 318 transitions. [2022-11-16 08:30:23,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:23,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:23,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:23,110 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:30:23,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:23,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:23,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:23,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:23,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:23,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:23,177 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:23,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:23,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:23,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:23,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:23,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:23,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:23,501 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:23,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:23,518 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:23,519 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:24,032 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:24,033 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:24,035 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:24,073 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 102 states and 322 transitions. [2022-11-16 08:30:24,140 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 322 transitions. [2022-11-16 08:30:24,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:24,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:24,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:24,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:30:24,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:24,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:24,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:24,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:24,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:24,263 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:24,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:24,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:24,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:24,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:24,554 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:24,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:24,574 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:24,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:24,625 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:24,631 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:24,632 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:30:25,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:25,131 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:25,131 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:25,169 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:25,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 103 states and 326 transitions. [2022-11-16 08:30:25,241 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 326 transitions. [2022-11-16 08:30:25,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:25,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:25,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:25,312 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:30:25,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:25,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:25,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:25,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:25,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:25,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:25,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:25,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:25,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:25,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:25,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:25,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:25,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:25,689 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:25,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:25,739 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:25,740 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:30:25,741 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:26,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:26,280 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:26,281 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:26,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:26,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 104 states and 330 transitions. [2022-11-16 08:30:26,378 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 330 transitions. [2022-11-16 08:30:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:26,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:26,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:26,446 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:30:26,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:26,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:26,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:26,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:26,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:26,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:26,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:26,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:26,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:26,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:26,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:26,853 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:26,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:26,866 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:26,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:26,884 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:26,885 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:27,417 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:27,418 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:27,419 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:27,456 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:27,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:27,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 105 states and 334 transitions. [2022-11-16 08:30:27,529 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 334 transitions. [2022-11-16 08:30:27,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:27,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:27,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:27,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:27,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:27,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:27,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:27,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:27,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:27,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:27,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:27,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:27,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:27,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:27,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:27,903 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:27,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:27,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:27,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:27,949 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:27,950 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:30:27,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:30:28,476 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:28,477 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:28,478 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:28,520 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 106 states and 338 transitions. [2022-11-16 08:30:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 338 transitions. [2022-11-16 08:30:28,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:28,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:28,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:28,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:28,653 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:28,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:28,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:28,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:28,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:28,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:28,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:28,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:29,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:29,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:29,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:29,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:29,022 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:29,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:29,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:29,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:29,049 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:29,050 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:30:29,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:30:29,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:29,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:29,553 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:29,603 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:29,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 107 states and 342 transitions. [2022-11-16 08:30:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 342 transitions. [2022-11-16 08:30:29,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:29,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:29,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:29,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:30:29,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:29,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:29,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:29,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:29,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:29,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:29,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:30,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:30,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:30,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:30,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:30,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:30,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:30,109 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:30,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:30,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:30:30,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:30,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:30,626 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:30,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:30,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 108 states and 346 transitions. [2022-11-16 08:30:30,738 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 346 transitions. [2022-11-16 08:30:30,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:30,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:30,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:30,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:30:30,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:30,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:30,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:30,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:30,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:30,848 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:31,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:31,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:31,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:31,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:31,157 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:31,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:31,170 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:31,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:31,202 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:31,203 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:30:31,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:30:31,217 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:31,687 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:31,688 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:31,688 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:31,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:31,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:31,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 109 states and 350 transitions. [2022-11-16 08:30:31,793 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 350 transitions. [2022-11-16 08:30:31,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:31,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:31,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:31,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:30:31,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:31,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:31,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:31,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:31,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:31,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:31,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:32,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:32,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:32,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:32,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:32,208 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:32,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:32,221 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:32,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:32,255 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:32,256 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:32,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:32,757 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:32,758 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:32,758 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:32,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:32,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:32,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 110 states and 354 transitions. [2022-11-16 08:30:32,867 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 354 transitions. [2022-11-16 08:30:32,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:32,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:32,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:32,938 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:30:32,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:32,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:32,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:32,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:32,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:33,000 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:33,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:33,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:33,280 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:33,281 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:33,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:30:33,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:30:33,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:30:33,310 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:33,337 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:33,338 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:30:33,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:33,815 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:33,815 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:33,854 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:33,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 111 states and 358 transitions. [2022-11-16 08:30:33,929 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 358 transitions. [2022-11-16 08:30:33,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:33,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:33,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:33,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:30:33,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:34,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:34,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:34,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:34,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:34,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:34,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:34,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:34,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:34,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:34,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:34,344 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:34,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:34,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:34,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:34,402 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:34,409 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:34,410 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:30:34,411 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:34,912 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:34,913 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:34,914 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:34,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:35,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:35,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 112 states and 362 transitions. [2022-11-16 08:30:35,017 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 362 transitions. [2022-11-16 08:30:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:35,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:35,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:35,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:35,100 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:35,128 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:35,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:35,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:35,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:35,159 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:35,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:35,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:35,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:35,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:35,456 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:35,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:35,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:35,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:35,524 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:35,525 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:30:35,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:30:36,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:36,027 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:36,028 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 113 states and 366 transitions. [2022-11-16 08:30:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 366 transitions. [2022-11-16 08:30:36,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:36,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:36,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:36,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:36,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:36,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:36,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:36,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:36,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:36,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:36,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:36,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:36,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:36,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:36,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:36,512 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:36,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:36,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:36,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:36,534 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:36,536 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:36,567 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:37,054 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:37,056 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:37,056 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:37,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:37,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 114 states and 370 transitions. [2022-11-16 08:30:37,156 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 370 transitions. [2022-11-16 08:30:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:37,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:37,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:37,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:30:37,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:37,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:37,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:37,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:37,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:37,281 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:37,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:37,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:37,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:37,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:37,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:37,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:37,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:37,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:37,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:37,641 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:38,109 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:38,110 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:38,111 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:38,161 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:38,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:38,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 115 states and 374 transitions. [2022-11-16 08:30:38,250 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 374 transitions. [2022-11-16 08:30:38,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:38,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:38,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:38,326 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:38,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:38,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:38,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:38,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:38,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:38,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:38,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:38,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:38,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:38,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:38,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:38,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:38,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:38,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:38,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:38,739 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:38,740 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:39,255 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:39,256 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:39,257 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:39,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:39,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 116 states and 378 transitions. [2022-11-16 08:30:39,353 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 378 transitions. [2022-11-16 08:30:39,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:39,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:39,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:39,414 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:39,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:39,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:39,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:39,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:39,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:39,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:39,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:39,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:39,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:39,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:39,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:39,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:39,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:39,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:39,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:39,823 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:39,824 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:39,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:40,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:40,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:40,325 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:40,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:40,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 117 states and 382 transitions. [2022-11-16 08:30:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 382 transitions. [2022-11-16 08:30:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:40,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:40,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:40,493 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:30:40,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:40,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:40,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:40,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:40,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:40,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:40,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:40,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:40,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:40,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:40,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:40,873 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:40,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:40,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:40,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:40,906 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:40,907 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:30:40,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:30:40,942 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:41,435 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:41,436 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:41,437 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:41,475 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:41,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 118 states and 386 transitions. [2022-11-16 08:30:41,537 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 386 transitions. [2022-11-16 08:30:41,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:41,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:41,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:41,620 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:30:41,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:41,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:41,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:41,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:41,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:41,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:41,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:41,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:41,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:41,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:41,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:41,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:41,918 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:41,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:41,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:41,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:30:42,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:42,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:42,467 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:42,505 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 119 states and 390 transitions. [2022-11-16 08:30:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 390 transitions. [2022-11-16 08:30:42,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:42,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:42,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:42,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:30:42,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:42,665 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:42,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:42,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:42,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:42,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:42,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:42,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:43,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:43,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:43,019 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:43,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:43,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:43,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:43,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:30:43,556 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:43,557 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:43,557 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:43,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 120 states and 394 transitions. [2022-11-16 08:30:43,658 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 394 transitions. [2022-11-16 08:30:43,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:43,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:43,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:43,712 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:30:43,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:43,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:43,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:43,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:43,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:43,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:43,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:44,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:44,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:44,078 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:44,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:44,088 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:44,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:44,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:44,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:44,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:30:44,622 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:44,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:44,623 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:44,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 121 states and 398 transitions. [2022-11-16 08:30:44,738 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 398 transitions. [2022-11-16 08:30:44,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:44,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:44,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:44,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:44,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:44,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:44,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:44,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:44,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:44,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:44,861 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:45,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:45,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:45,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:45,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:45,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:45,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:45,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:45,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:45,207 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:45,208 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:30:45,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:30:45,693 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:45,694 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:45,694 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:45,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:45,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:45,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 122 states and 402 transitions. [2022-11-16 08:30:45,800 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 402 transitions. [2022-11-16 08:30:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:45,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:45,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:45,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:45,862 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:30:45,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:45,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:45,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:45,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:45,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:45,924 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:46,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:46,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:46,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:46,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:46,238 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:46,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:46,263 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:46,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:46,275 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:46,276 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:46,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:46,312 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:46,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:46,782 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:46,783 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:46,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:46,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 123 states and 406 transitions. [2022-11-16 08:30:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 406 transitions. [2022-11-16 08:30:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:46,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:46,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:46,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:46,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:47,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:47,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:47,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:47,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:47,039 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:47,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:47,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:47,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:47,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:47,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:47,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:47,365 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:47,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:47,395 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:47,396 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:47,882 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:47,883 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:47,883 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:47,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:47,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:47,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 124 states and 410 transitions. [2022-11-16 08:30:47,989 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 410 transitions. [2022-11-16 08:30:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:47,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:47,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:48,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:48,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:48,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:48,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:48,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:48,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:48,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:48,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:48,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:48,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:48,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:48,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:48,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:48,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:48,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:48,438 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:48,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:48,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:30:48,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:48,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:48,963 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:49,006 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:49,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 125 states and 414 transitions. [2022-11-16 08:30:49,078 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 414 transitions. [2022-11-16 08:30:49,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:49,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:49,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:49,141 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:30:49,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:49,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:49,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:49,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:49,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:49,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:49,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:49,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:49,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:49,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:49,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:49,542 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:49,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:49,555 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:49,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:49,590 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:49,597 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:49,598 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:30:50,084 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:50,085 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:50,086 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:50,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:50,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 126 states and 418 transitions. [2022-11-16 08:30:50,188 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 418 transitions. [2022-11-16 08:30:50,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:50,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:50,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:50,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:30:50,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:50,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:50,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:50,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:50,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:50,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:50,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:50,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:50,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:50,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:50,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:50,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:50,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:50,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:50,652 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:50,653 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:51,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:51,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:51,166 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:51,224 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:51,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 127 states and 422 transitions. [2022-11-16 08:30:51,295 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 422 transitions. [2022-11-16 08:30:51,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:51,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:51,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:51,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:30:51,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:51,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:51,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:51,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:51,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:51,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:51,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:51,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:51,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:51,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:51,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:51,734 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:51,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:51,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:51,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:51,760 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:51,783 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:51,784 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:30:52,307 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:52,308 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:52,309 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:52,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 128 states and 426 transitions. [2022-11-16 08:30:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 426 transitions. [2022-11-16 08:30:52,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:52,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:52,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:52,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:30:52,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:52,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:52,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:52,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:52,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:52,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:52,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:52,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:52,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:52,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:52,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:52,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:52,851 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:52,863 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:52,864 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:52,875 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:52,901 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:52,901 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:30:52,902 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:53,378 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:53,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:53,380 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:53,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:53,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 129 states and 430 transitions. [2022-11-16 08:30:53,492 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 430 transitions. [2022-11-16 08:30:53,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:53,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:53,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:53,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:30:53,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:53,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:53,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:53,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:53,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:53,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:53,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:53,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:53,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:53,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:53,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:53,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:53,829 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:53,841 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:53,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:53,874 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:53,880 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:53,880 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:30:54,367 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:54,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:54,369 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:54,409 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:54,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:54,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 130 states and 434 transitions. [2022-11-16 08:30:54,475 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 434 transitions. [2022-11-16 08:30:54,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:54,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:54,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:54,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:30:54,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:54,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:54,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:54,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:54,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:54,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:54,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:54,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:54,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:54,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:54,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:54,893 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:54,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:54,905 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:54,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:54,923 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:54,924 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:30:55,449 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:55,450 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:55,451 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:55,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:55,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 131 states and 438 transitions. [2022-11-16 08:30:55,555 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 438 transitions. [2022-11-16 08:30:55,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:55,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:55,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:55,625 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:30:55,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:55,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:55,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:55,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:55,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:55,687 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:30:56,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:56,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:56,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:56,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:56,111 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:56,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:56,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:56,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:56,159 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:30:56,164 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:56,165 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:30:56,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:56,664 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:56,665 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:56,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:56,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:56,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 132 states and 442 transitions. [2022-11-16 08:30:56,890 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 442 transitions. [2022-11-16 08:30:56,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:56,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:56,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:56,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:56,957 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:30:56,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:56,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:57,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:57,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:57,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:57,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:57,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:57,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:57,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:57,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:57,412 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:57,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:57,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:57,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:57,447 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:57,448 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:30:57,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:30:57,956 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:57,957 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:57,958 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:57,996 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:58,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:58,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 133 states and 446 transitions. [2022-11-16 08:30:58,075 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 446 transitions. [2022-11-16 08:30:58,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:58,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:58,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:58,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:30:58,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:58,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:58,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:58,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:58,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:58,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:58,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:58,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:58,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:58,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:58,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:58,550 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:58,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:58,564 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:58,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:58,583 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:58,585 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:30:58,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:30:58,622 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:30:59,086 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:59,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:59,087 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:30:59,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:30:59,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:30:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 134 states and 450 transitions. [2022-11-16 08:30:59,202 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 450 transitions. [2022-11-16 08:30:59,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:30:59,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:30:59,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:30:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:30:59,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:30:59,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:30:59,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:30:59,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:59,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:59,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:30:59,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:59,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:30:59,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:59,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:30:59,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:30:59,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:30:59,653 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:59,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:30:59,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:30:59,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:30:59,687 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:30:59,688 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:30:59,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:30:59,720 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:00,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:00,190 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:00,190 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:00,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:00,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 135 states and 454 transitions. [2022-11-16 08:31:00,300 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 454 transitions. [2022-11-16 08:31:00,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:00,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:00,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:00,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:31:00,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:00,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:00,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:00,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:00,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:00,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:00,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:00,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:00,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:00,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:00,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:00,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:00,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:00,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:00,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:00,772 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:00,802 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:00,803 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:01,279 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:01,280 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:01,281 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:01,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 136 states and 458 transitions. [2022-11-16 08:31:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 458 transitions. [2022-11-16 08:31:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:01,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:01,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:01,452 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:31:01,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:01,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:01,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:01,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:01,517 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:01,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:01,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:01,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:01,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:01,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:01,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:01,746 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:01,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:01,759 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:01,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:01,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:31:01,802 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:02,266 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:02,268 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:02,268 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:02,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:02,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:02,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 137 states and 462 transitions. [2022-11-16 08:31:02,380 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 462 transitions. [2022-11-16 08:31:02,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:02,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:02,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:02,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:31:02,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:02,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:02,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:02,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:02,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:02,520 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:02,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:02,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:02,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:02,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:02,866 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:02,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:02,878 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:02,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:02,913 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:02,921 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:02,922 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:31:02,923 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:03,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:03,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:03,411 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:03,468 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:03,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:03,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 138 states and 466 transitions. [2022-11-16 08:31:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 466 transitions. [2022-11-16 08:31:03,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:03,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:03,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:03,597 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:31:03,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:03,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:03,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:03,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:03,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:03,663 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:03,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:03,954 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:03,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:03,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:03,972 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:03,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:03,985 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:03,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:03,998 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:03,999 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:31:04,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:31:04,082 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:04,537 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:04,538 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:04,539 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:04,577 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:04,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 139 states and 470 transitions. [2022-11-16 08:31:04,647 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 470 transitions. [2022-11-16 08:31:04,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:04,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:04,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:04,703 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:31:04,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:04,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:04,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:04,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:04,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:04,774 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:05,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:05,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:05,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:05,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:05,078 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:05,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:05,090 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:05,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:05,103 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:05,104 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:31:05,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:05,156 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:05,642 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:05,643 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:05,643 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:05,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:05,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:05,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 140 states and 474 transitions. [2022-11-16 08:31:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 474 transitions. [2022-11-16 08:31:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:05,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:05,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:05,811 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:31:05,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:05,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:05,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:05,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:05,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:05,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:05,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:06,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:06,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:06,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:06,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:06,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:06,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:06,185 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:06,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:06,242 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:06,248 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:06,248 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:06,249 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:06,703 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:06,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:06,705 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:06,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:06,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:06,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 141 states and 478 transitions. [2022-11-16 08:31:06,815 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 478 transitions. [2022-11-16 08:31:06,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:06,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:06,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:06,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:06,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:06,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:06,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:06,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:06,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:06,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:06,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:06,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:07,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:07,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:07,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:07,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:07,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:07,254 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:07,265 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:07,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:07,311 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:07,312 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:31:07,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:07,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:07,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:07,799 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:07,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:07,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 142 states and 482 transitions. [2022-11-16 08:31:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 482 transitions. [2022-11-16 08:31:07,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:07,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:07,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:07,990 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:31:07,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:08,019 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:08,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:08,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:08,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:08,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:08,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:08,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:08,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:08,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:08,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:08,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:08,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:08,421 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:08,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:08,434 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:08,467 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:08,468 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:08,925 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:08,926 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:08,926 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:08,964 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:09,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:09,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 143 states and 486 transitions. [2022-11-16 08:31:09,035 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 486 transitions. [2022-11-16 08:31:09,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:09,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:09,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:09,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:09,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:09,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:09,133 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:09,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:09,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:09,159 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:09,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:09,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:09,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:09,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:09,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:09,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:09,376 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:09,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:09,389 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:09,390 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:09,415 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:09,447 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:09,448 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:09,918 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:09,919 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:09,920 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:09,957 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:10,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 144 states and 490 transitions. [2022-11-16 08:31:10,023 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 490 transitions. [2022-11-16 08:31:10,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:10,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:10,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:10,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:10,086 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:10,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:10,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:10,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:10,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:10,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:10,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:10,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:10,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:10,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:10,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:10,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:10,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:10,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:10,501 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:10,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:10,526 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:10,527 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:11,034 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:11,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:11,035 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:11,073 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:11,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 145 states and 494 transitions. [2022-11-16 08:31:11,148 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 494 transitions. [2022-11-16 08:31:11,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:11,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:11,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:11,207 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:11,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:11,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:11,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:11,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:11,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:11,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:11,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:11,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:11,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:11,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:11,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:11,569 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:11,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:11,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:11,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:11,604 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:11,605 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:31:11,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:11,634 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:12,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:12,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:12,094 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:12,132 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 146 states and 498 transitions. [2022-11-16 08:31:12,204 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 498 transitions. [2022-11-16 08:31:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:12,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:12,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:31:12,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:12,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:12,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:12,326 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:12,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:12,336 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:12,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:12,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:12,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:12,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:12,625 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:12,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:12,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:12,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:12,661 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:12,662 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:13,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:13,149 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:13,150 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:13,188 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:13,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:13,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 147 states and 502 transitions. [2022-11-16 08:31:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 502 transitions. [2022-11-16 08:31:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:13,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:13,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:13,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:31:13,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:13,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:13,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:13,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:13,381 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:13,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:13,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:13,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:13,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:13,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:13,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:13,689 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:13,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:13,711 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:13,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:13,760 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:13,765 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:13,765 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:14,218 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:14,219 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:14,220 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:14,257 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 148 states and 506 transitions. [2022-11-16 08:31:14,323 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 506 transitions. [2022-11-16 08:31:14,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:14,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:14,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:14,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:14,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:31:14,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:14,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:14,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:14,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:14,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:14,461 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:14,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:14,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:14,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:14,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:14,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:14,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:14,768 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:14,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:14,777 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:14,779 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:31:14,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:15,277 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:15,278 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:15,278 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 149 states and 510 transitions. [2022-11-16 08:31:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 510 transitions. [2022-11-16 08:31:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:15,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:15,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:15,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:15,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:15,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:15,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:15,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:15,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:15,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:15,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:15,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:15,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:15,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:15,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:15,831 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:15,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:15,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:15,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:15,882 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:15,886 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:15,887 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:31:16,363 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:16,364 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:16,364 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:16,403 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:16,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 150 states and 514 transitions. [2022-11-16 08:31:16,480 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 514 transitions. [2022-11-16 08:31:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:16,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:16,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:16,538 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:16,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:16,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:16,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:16,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:16,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:16,595 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:16,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:16,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:16,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:16,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:16,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:16,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:16,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:16,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:16,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:31:16,952 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:17,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:17,411 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:17,412 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:17,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:17,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 151 states and 518 transitions. [2022-11-16 08:31:17,547 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 518 transitions. [2022-11-16 08:31:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:17,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:17,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:17,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:17,610 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:17,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:17,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:17,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:17,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:17,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:17,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:17,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:17,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:17,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:17,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:18,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:18,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:18,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:18,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:18,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:18,040 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:18,040 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:18,525 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:18,526 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:18,527 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:18,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 152 states and 522 transitions. [2022-11-16 08:31:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 522 transitions. [2022-11-16 08:31:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:18,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:18,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:18,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:18,692 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:31:18,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:18,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:18,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:18,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:18,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:18,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:18,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:19,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:19,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:19,053 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:19,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:19,062 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:19,062 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:19,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:19,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:19,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:31:19,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:19,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:19,592 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:19,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:19,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:19,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 153 states and 526 transitions. [2022-11-16 08:31:19,703 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 526 transitions. [2022-11-16 08:31:19,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:19,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:19,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:19,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:19,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:19,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:19,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:19,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:19,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:19,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:19,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:20,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:20,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:20,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:20,137 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:20,137 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:31:20,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:31:20,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:31:20,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:31:20,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:20,658 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:20,658 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:20,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:20,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:20,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 154 states and 530 transitions. [2022-11-16 08:31:20,761 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 530 transitions. [2022-11-16 08:31:20,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:20,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:20,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:20,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:20,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:20,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:20,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:20,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:20,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:20,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:20,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:20,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:21,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:21,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:21,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:21,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:21,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:21,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:21,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:21,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:21,212 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:21,236 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:21,237 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:31:21,238 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:21,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:21,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:21,705 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:21,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:21,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 155 states and 534 transitions. [2022-11-16 08:31:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 534 transitions. [2022-11-16 08:31:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:21,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:21,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:21,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:21,884 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:21,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:21,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:21,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:21,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:21,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:21,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:21,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:22,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:22,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:22,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:22,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:22,171 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:22,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:22,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:22,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:22,225 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:22,229 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:22,230 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:22,733 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:22,734 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:22,734 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:22,772 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:22,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 156 states and 538 transitions. [2022-11-16 08:31:22,838 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 538 transitions. [2022-11-16 08:31:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:22,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:22,894 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:22,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:22,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:22,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:22,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:22,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:22,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:22,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:23,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:23,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:23,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:23,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:23,259 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:23,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:23,271 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:23,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:23,314 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:23,316 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:31:23,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:31:23,809 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:23,810 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:23,810 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:23,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:23,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:23,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 157 states and 542 transitions. [2022-11-16 08:31:23,926 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 542 transitions. [2022-11-16 08:31:23,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:23,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:23,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:23,989 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:23,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:24,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:24,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:24,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:24,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:24,048 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:24,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:24,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:24,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:24,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:24,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:24,391 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:24,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:24,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:24,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:24,436 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:24,437 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:31:24,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:24,914 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:24,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:24,915 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:25,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:25,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 158 states and 546 transitions. [2022-11-16 08:31:25,028 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 546 transitions. [2022-11-16 08:31:25,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:25,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:25,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:25,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:31:25,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:25,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:25,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:25,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:25,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:25,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:25,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:25,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:25,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:25,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:25,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:25,456 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:25,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:25,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:25,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:25,522 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:25,526 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:25,527 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:31:25,984 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:25,985 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:25,985 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:26,022 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:26,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:26,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 159 states and 550 transitions. [2022-11-16 08:31:26,094 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 550 transitions. [2022-11-16 08:31:26,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:26,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:26,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:26,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:31:26,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:26,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:26,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:26,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:26,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:26,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:26,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:26,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:26,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:26,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:26,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:26,549 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:26,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:26,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:26,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:26,580 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:26,581 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:27,067 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:27,068 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:27,069 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:27,107 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:27,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:27,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 160 states and 554 transitions. [2022-11-16 08:31:27,173 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 554 transitions. [2022-11-16 08:31:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:27,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:27,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:27,235 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:31:27,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:27,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:27,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:27,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:27,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:27,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:27,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:27,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:27,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:27,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:27,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:27,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:27,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:27,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:27,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:27,639 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:27,640 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:31:27,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:27,657 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:28,112 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:28,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:28,114 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:28,151 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:28,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:28,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 161 states and 558 transitions. [2022-11-16 08:31:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 558 transitions. [2022-11-16 08:31:28,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:28,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:28,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:28,337 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:28,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:28,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:28,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:28,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:28,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:28,401 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:28,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:28,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:28,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:28,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:28,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:28,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:28,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:28,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:28,711 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:28,712 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:29,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:29,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:29,206 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:29,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:29,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 162 states and 562 transitions. [2022-11-16 08:31:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 562 transitions. [2022-11-16 08:31:29,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:29,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:29,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:29,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:29,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:29,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:29,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:29,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:29,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:29,458 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:29,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:29,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:29,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:29,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:29,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:29,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:29,759 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:29,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:29,790 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:29,791 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:30,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:30,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:30,273 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:30,311 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 163 states and 566 transitions. [2022-11-16 08:31:30,385 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 566 transitions. [2022-11-16 08:31:30,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:30,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:30,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:30,455 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:31:30,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:30,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:30,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:30,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:30,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:30,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:30,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:30,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:30,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:30,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:30,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:30,726 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:30,726 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:30,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:30,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:30,750 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:30,751 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:31,229 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:31,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:31,231 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:31,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:31,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 164 states and 570 transitions. [2022-11-16 08:31:31,344 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 570 transitions. [2022-11-16 08:31:31,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:31,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:31,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:31,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:31,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:31,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:31,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:31,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:31,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:31,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:31,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:31,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:31,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:31,763 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:31,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:31,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:31,776 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:31,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:31:32,316 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:32,318 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:32,318 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:32,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:32,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 165 states and 574 transitions. [2022-11-16 08:31:32,433 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 574 transitions. [2022-11-16 08:31:32,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:32,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:32,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:32,510 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:32,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:32,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:32,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:32,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:32,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:32,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:32,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:32,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:32,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:32,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:32,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:32,888 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:32,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:32,900 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:32,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:32,929 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:32,930 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:31:32,946 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:31:33,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:33,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:33,427 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:33,465 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:33,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 166 states and 578 transitions. [2022-11-16 08:31:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 578 transitions. [2022-11-16 08:31:33,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:33,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:33,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:33,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:31:33,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:33,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:33,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:33,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:33,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:33,656 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:33,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:33,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:33,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:33,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:33,944 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:33,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:33,956 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:33,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:33,989 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:33,994 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:33,994 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:31:34,454 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:34,455 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:34,455 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:34,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 167 states and 582 transitions. [2022-11-16 08:31:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 582 transitions. [2022-11-16 08:31:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:34,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:34,644 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:34,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:34,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:34,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:34,697 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:34,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:34,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:34,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:34,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:34,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:34,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:34,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:34,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:34,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:35,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:35,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:35,015 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:35,016 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:31:35,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:35,504 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:35,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:35,505 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:35,542 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:35,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:35,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 168 states and 586 transitions. [2022-11-16 08:31:35,622 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 586 transitions. [2022-11-16 08:31:35,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:35,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:35,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:35,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:35,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:35,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:35,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:35,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:35,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:35,747 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:35,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:35,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:35,945 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:35,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:35,957 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:35,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:35,998 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:36,003 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:36,004 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:36,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:36,459 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:36,460 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:36,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:36,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 169 states and 590 transitions. [2022-11-16 08:31:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 590 transitions. [2022-11-16 08:31:36,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:36,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:36,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:36,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:31:36,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:36,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:36,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:36,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:36,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:36,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:36,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:36,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:36,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:36,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:36,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:36,989 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:36,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:37,001 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:37,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:37,046 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:37,051 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:37,052 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:37,516 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:37,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:37,517 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:37,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:37,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 170 states and 594 transitions. [2022-11-16 08:31:37,635 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 594 transitions. [2022-11-16 08:31:37,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:37,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:37,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:37,701 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:31:37,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:37,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:37,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:37,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:37,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:37,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:37,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:38,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:38,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:38,030 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:38,031 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:38,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:31:38,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:31:38,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:31:38,061 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:38,062 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:38,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:38,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:38,553 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:38,591 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:38,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 171 states and 598 transitions. [2022-11-16 08:31:38,677 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 598 transitions. [2022-11-16 08:31:38,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:38,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:38,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:38,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:38,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:38,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:38,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:38,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:38,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:38,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:38,796 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:38,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:38,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:38,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:38,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:38,981 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:38,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:38,993 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:38,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:39,023 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:31:39,029 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:39,030 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:31:39,031 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:39,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:39,486 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:39,486 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:39,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:39,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:39,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 172 states and 602 transitions. [2022-11-16 08:31:39,609 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 602 transitions. [2022-11-16 08:31:39,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:39,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:39,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:39,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:31:39,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:39,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:39,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:39,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:39,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:39,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:39,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:39,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:39,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:39,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:40,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:40,001 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:40,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:40,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:40,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:40,035 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:40,036 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:31:40,504 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:40,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:40,505 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:40,544 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 173 states and 606 transitions. [2022-11-16 08:31:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 606 transitions. [2022-11-16 08:31:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:40,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:40,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:40,691 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:40,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:40,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:40,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:40,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:40,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:40,750 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:31:40,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:40,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:40,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:40,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:40,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:40,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:40,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:40,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:40,998 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:40,999 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:31:41,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:31:41,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:41,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:41,470 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:41,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 174 states and 610 transitions. [2022-11-16 08:31:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 610 transitions. [2022-11-16 08:31:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:41,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:41,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:41,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:41,655 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:31:41,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:41,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:41,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:41,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:41,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:41,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:41,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:41,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:41,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:42,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:42,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:42,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:42,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:42,027 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:42,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:42,038 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:42,039 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:31:42,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:31:42,078 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:42,551 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:42,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:42,553 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:42,608 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:42,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 175 states and 614 transitions. [2022-11-16 08:31:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 614 transitions. [2022-11-16 08:31:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:42,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:42,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:42,746 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:31:42,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:42,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:42,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:42,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:42,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:42,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:42,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:43,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:43,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:43,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:43,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:43,103 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:43,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:43,115 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:43,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:43,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:31:43,154 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:31:44,495 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:44,496 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:44,497 INFO L350 Elim1Store]: Elim1 eliminated variable 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 57 treesize of output 20 [2022-11-16 08:31:44,500 WARN L640 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-11-16 08:31:45,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:57,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:57,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 176 states and 620 transitions. [2022-11-16 08:31:57,947 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 620 transitions. [2022-11-16 08:31:57,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:57,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:57,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:58,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:31:58,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:58,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:58,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:58,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:58,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:58,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:58,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:58,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:58,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:58,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:58,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:58,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:58,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:31:58,520 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:58,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:31:58,570 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:31:58,571 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:31:58,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:31:59,234 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:59,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:59,236 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:31:59,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:31:59,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:31:59,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 177 states and 624 transitions. [2022-11-16 08:31:59,425 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 624 transitions. [2022-11-16 08:31:59,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:31:59,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:31:59,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:31:59,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:31:59,496 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:31:59,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:31:59,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:31:59,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:59,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:59,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:31:59,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:59,602 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:31:59,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:59,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:31:59,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:31:59,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:31:59,996 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:31:59,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:00,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:00,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:00,029 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:00,058 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:00,059 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:00,060 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:00,653 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:00,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:00,655 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:00,703 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:00,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:00,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 178 states and 628 transitions. [2022-11-16 08:32:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 628 transitions. [2022-11-16 08:32:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:00,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:00,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:00,867 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:32:00,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:00,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:00,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:00,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:00,943 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:00,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:00,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:01,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:01,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:01,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:01,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:01,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:01,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:01,337 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:01,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:01,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:32:01,382 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:01,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:01,953 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:01,954 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:02,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:02,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 179 states and 632 transitions. [2022-11-16 08:32:02,121 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 632 transitions. [2022-11-16 08:32:02,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:02,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:02,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:02,208 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:02,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:02,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:02,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:02,278 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:02,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:02,291 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:02,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:02,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:02,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:02,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:02,692 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:02,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:02,706 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:02,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:02,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:32:03,398 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:03,399 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:03,400 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 180 states and 636 transitions. [2022-11-16 08:32:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 636 transitions. [2022-11-16 08:32:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:03,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:03,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:03,622 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:32:03,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:03,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:03,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:03,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:03,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:03,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:03,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:04,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:04,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:04,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:04,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:04,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:04,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:04,115 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:04,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:04,166 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:04,175 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:04,176 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:32:04,177 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:04,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:04,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:04,800 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:04,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:04,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:04,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 181 states and 640 transitions. [2022-11-16 08:32:04,959 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 640 transitions. [2022-11-16 08:32:04,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:04,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:04,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:05,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:05,018 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:05,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:05,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:05,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:05,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:05,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:05,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:05,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:05,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:05,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:05,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:05,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:05,458 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:05,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:05,472 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:05,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:05,498 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:05,499 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:32:06,106 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:06,108 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:06,108 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:06,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:06,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 182 states and 644 transitions. [2022-11-16 08:32:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 644 transitions. [2022-11-16 08:32:06,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:06,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:06,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:06,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:06,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:06,352 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:06,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:06,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:06,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:06,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:06,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:06,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:06,640 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:06,649 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:06,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:06,673 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:06,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:06,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:06,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:06,723 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:06,724 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:32:06,738 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:32:06,739 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:07,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:07,313 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:07,313 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:07,360 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:07,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 183 states and 648 transitions. [2022-11-16 08:32:07,464 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 648 transitions. [2022-11-16 08:32:07,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:07,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:07,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:07,543 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:07,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:07,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:07,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:07,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:07,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:07,627 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:07,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:07,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:07,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:07,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:07,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:07,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:07,902 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:07,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:07,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:32:08,553 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:08,554 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:08,555 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:08,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:08,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 184 states and 652 transitions. [2022-11-16 08:32:08,699 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 652 transitions. [2022-11-16 08:32:08,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:08,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:08,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:08,777 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:32:08,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:08,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:08,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:08,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:08,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:08,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:08,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:09,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:09,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:09,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:09,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:09,234 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:09,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:09,249 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:09,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:09,261 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:09,263 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:32:09,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:32:09,310 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:09,929 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:09,931 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:09,931 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:10,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 185 states and 656 transitions. [2022-11-16 08:32:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 656 transitions. [2022-11-16 08:32:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:10,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:10,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:10,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:10,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:10,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:10,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:10,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:10,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:10,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:10,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:10,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:10,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:10,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:10,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:10,598 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:10,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:10,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:10,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:10,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:32:11,246 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:11,247 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:11,248 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:11,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:11,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 186 states and 660 transitions. [2022-11-16 08:32:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 660 transitions. [2022-11-16 08:32:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:11,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:11,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:11,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:11,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:11,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:11,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:11,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:11,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:11,547 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:11,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:11,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:11,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:11,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:11,802 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:11,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:11,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:11,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:11,862 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:32:12,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:12,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:12,468 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:12,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:12,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:12,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 187 states and 664 transitions. [2022-11-16 08:32:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 664 transitions. [2022-11-16 08:32:12,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:12,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:12,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:12,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:32:12,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:12,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:12,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:12,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:12,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:12,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:12,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:13,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:13,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:13,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:13,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:13,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:13,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:13,156 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:13,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:13,173 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:13,174 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:32:13,780 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:13,781 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:13,781 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:13,830 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:13,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 188 states and 668 transitions. [2022-11-16 08:32:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 668 transitions. [2022-11-16 08:32:13,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:13,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:13,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:13,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:13,994 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:13,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:14,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:14,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:14,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:14,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:14,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:14,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:14,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:14,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:14,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:14,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:14,467 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:14,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:14,482 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:14,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:14,529 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:14,530 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:32:14,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:32:14,547 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:15,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:15,127 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:15,128 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:15,175 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:15,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:15,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 189 states and 672 transitions. [2022-11-16 08:32:15,285 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 672 transitions. [2022-11-16 08:32:15,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:15,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:15,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:15,352 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:32:15,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:15,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:15,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:15,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:15,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:15,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:15,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:15,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:15,786 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:15,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:15,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:15,805 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:15,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:15,818 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:15,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:15,857 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:15,865 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:15,865 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:32:15,866 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:16,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:16,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:16,463 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:16,510 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:16,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:16,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 190 states and 676 transitions. [2022-11-16 08:32:16,620 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 676 transitions. [2022-11-16 08:32:16,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:16,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:16,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:16,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:32:16,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:16,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:16,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:16,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:16,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:16,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:16,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:17,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:17,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:17,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:17,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:17,121 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:17,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:17,134 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:17,135 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:17,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:32:17,181 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:17,754 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:17,755 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:17,756 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:17,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:17,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 191 states and 680 transitions. [2022-11-16 08:32:17,922 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 680 transitions. [2022-11-16 08:32:17,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:17,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:17,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:17,992 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:32:17,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:18,027 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:18,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:18,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:18,061 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:18,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:18,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:18,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:18,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:18,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:18,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:18,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:18,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:18,482 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:18,488 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:18,489 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:32:19,077 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:19,079 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:19,079 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:19,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:19,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:19,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 192 states and 684 transitions. [2022-11-16 08:32:19,226 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 684 transitions. [2022-11-16 08:32:19,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:19,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:19,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:19,296 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:19,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:19,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:19,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:19,368 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:19,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:19,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:19,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:19,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:19,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:19,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:19,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:19,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:19,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:19,775 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:19,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:19,790 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:19,828 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:19,828 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:19,829 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:20,427 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:20,428 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:20,429 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:20,478 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:20,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 193 states and 688 transitions. [2022-11-16 08:32:20,587 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 688 transitions. [2022-11-16 08:32:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:20,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:20,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:20,661 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:20,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:20,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:20,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:20,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:20,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:20,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:20,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:21,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:21,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:21,169 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:21,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:21,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:21,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:21,194 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:21,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:21,211 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:21,249 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:21,250 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:21,826 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:21,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:21,827 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:21,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:21,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 194 states and 692 transitions. [2022-11-16 08:32:21,980 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 692 transitions. [2022-11-16 08:32:21,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:21,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:21,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:22,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:32:22,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:22,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:22,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:22,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:22,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:22,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:22,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:22,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:22,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:22,470 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:22,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:22,481 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:22,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:22,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:22,495 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:22,541 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:22,547 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:22,548 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:23,172 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:23,173 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:23,174 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:23,223 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:23,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:23,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 195 states and 696 transitions. [2022-11-16 08:32:23,338 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 696 transitions. [2022-11-16 08:32:23,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:23,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:23,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:23,399 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:32:23,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:23,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:23,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:23,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:23,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:23,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:23,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:23,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:23,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:23,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:23,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:23,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:32:23,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:32:23,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:32:23,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:32:24,483 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:24,485 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:24,485 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:24,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:24,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 196 states and 700 transitions. [2022-11-16 08:32:24,643 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 700 transitions. [2022-11-16 08:32:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:24,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:24,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:24,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:24,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:24,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:24,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:24,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:24,804 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:25,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:25,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:25,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:25,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:25,031 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:25,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:25,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:25,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:25,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:32:25,683 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:25,684 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:25,685 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:25,732 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:25,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 197 states and 704 transitions. [2022-11-16 08:32:25,842 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 704 transitions. [2022-11-16 08:32:25,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:25,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:25,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:25,901 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:32:25,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:25,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:25,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:25,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:25,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:25,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:25,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:26,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:26,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:26,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:26,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:26,475 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:26,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:26,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:26,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:26,508 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:26,565 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:26,573 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:26,575 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:27,158 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:27,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:27,159 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:27,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 198 states and 708 transitions. [2022-11-16 08:32:27,310 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 708 transitions. [2022-11-16 08:32:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:27,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:27,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:27,368 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:32:27,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:27,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:27,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:27,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:27,438 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:27,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:27,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:27,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:27,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:27,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:27,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:27,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:27,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:27,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:27,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:27,851 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:27,852 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:32:27,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:32:27,899 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:28,492 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:28,494 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:28,494 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:28,543 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:28,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:28,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 199 states and 712 transitions. [2022-11-16 08:32:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 712 transitions. [2022-11-16 08:32:28,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:28,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:28,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:28,727 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:32:28,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:28,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:28,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:28,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:28,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:28,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:28,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:29,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:29,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:29,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:29,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:29,187 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:29,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:29,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:29,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:29,251 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:29,252 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:32:29,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:32:29,839 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:29,840 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:29,841 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:29,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:29,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 200 states and 716 transitions. [2022-11-16 08:32:29,994 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 716 transitions. [2022-11-16 08:32:29,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:29,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:29,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:30,058 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:32:30,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:30,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:30,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:30,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:30,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:30,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:30,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:30,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:30,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:30,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:30,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:30,509 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:30,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:30,522 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:30,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:30,536 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:30,576 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:30,576 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:30,577 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:31,161 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:31,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:31,163 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:31,210 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:31,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:31,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 201 states and 720 transitions. [2022-11-16 08:32:31,316 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 720 transitions. [2022-11-16 08:32:31,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:31,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:31,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:31,376 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:32:31,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:31,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:31,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:31,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:31,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:31,456 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:31,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:31,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:31,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:31,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:31,799 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:31,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:31,813 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:31,813 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:31,862 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:31,869 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:31,870 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:32:31,870 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:32,450 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:32,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:32,451 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:32,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:32,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:32,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 202 states and 724 transitions. [2022-11-16 08:32:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 724 transitions. [2022-11-16 08:32:32,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:32,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:32,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:32,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:32,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:32,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:32,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:32,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:32,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:32,759 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:32,764 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:32,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:33,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:33,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:33,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:33,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:33,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:33,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:33,210 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:33,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:33,256 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:33,257 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:32:33,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:32:33,833 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:33,834 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:33,835 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:34,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:34,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 203 states and 728 transitions. [2022-11-16 08:32:34,007 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 728 transitions. [2022-11-16 08:32:34,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:34,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:34,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:34,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:34,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:34,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:34,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:34,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:34,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:34,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:34,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:34,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:34,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:34,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:34,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:34,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:34,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:34,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:34,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:34,627 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:34,628 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:32:34,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:32:35,204 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:35,205 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:35,205 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:35,253 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:35,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 204 states and 732 transitions. [2022-11-16 08:32:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 732 transitions. [2022-11-16 08:32:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:35,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:35,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:35,453 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:35,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:35,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:35,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:35,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:35,536 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:35,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:35,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:35,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:35,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:35,832 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:35,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:35,844 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:35,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:35,858 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:35,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:35,877 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:35,878 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:32:36,490 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:36,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:36,491 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:36,538 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:36,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:36,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 205 states and 736 transitions. [2022-11-16 08:32:36,662 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 736 transitions. [2022-11-16 08:32:36,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:36,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:36,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:36,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:32:36,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:36,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:36,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:36,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:36,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:36,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:36,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:37,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:37,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:37,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:37,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:37,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:37,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:37,169 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:37,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:37,182 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:37,209 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:37,210 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:37,211 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:37,786 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:37,787 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:37,788 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:37,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:37,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 206 states and 740 transitions. [2022-11-16 08:32:37,938 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 740 transitions. [2022-11-16 08:32:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:37,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:37,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:38,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:32:38,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:38,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:38,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:38,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:38,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:38,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:38,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:38,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:38,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:38,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:38,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:38,447 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:38,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:38,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:38,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:38,487 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:38,488 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:32:39,059 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:39,060 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:39,061 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:39,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:39,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 207 states and 744 transitions. [2022-11-16 08:32:39,226 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 744 transitions. [2022-11-16 08:32:39,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:39,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:39,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:39,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:32:39,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:39,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:39,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:39,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:39,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:39,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:39,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:39,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:39,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:39,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:39,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:39,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:39,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:39,830 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:39,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:39,844 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:39,869 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:39,870 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:32:39,871 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:40,432 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:40,434 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:40,434 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:40,480 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 208 states and 748 transitions. [2022-11-16 08:32:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 748 transitions. [2022-11-16 08:32:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:40,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:40,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:40,660 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:32:40,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:40,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:40,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:40,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:40,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:40,741 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:41,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:41,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:41,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:41,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:41,083 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:41,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:41,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:41,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:41,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:32:41,690 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:41,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:41,692 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:41,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:41,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 209 states and 752 transitions. [2022-11-16 08:32:41,859 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 752 transitions. [2022-11-16 08:32:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:41,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:41,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:41,920 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:32:41,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:41,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:41,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:41,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:41,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:41,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:41,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:42,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:42,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:42,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:42,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:42,236 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:42,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:42,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:42,250 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:42,287 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:42,293 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:42,294 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:32:42,295 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:42,882 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:42,883 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:42,884 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:42,931 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:43,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:43,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 210 states and 756 transitions. [2022-11-16 08:32:43,036 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 756 transitions. [2022-11-16 08:32:43,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:43,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:43,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:43,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:43,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:43,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:43,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:43,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:43,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:43,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:43,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:43,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:43,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:43,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:43,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:43,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:43,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:43,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:43,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:43,472 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:43,479 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:43,479 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:32:43,480 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:44,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:44,042 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:44,043 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:44,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:44,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 211 states and 760 transitions. [2022-11-16 08:32:44,203 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 760 transitions. [2022-11-16 08:32:44,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:44,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:44,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:44,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:44,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:44,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:44,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:44,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:44,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:44,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:44,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:44,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:44,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:44,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:44,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:44,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:44,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:44,714 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:44,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:44,729 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:44,754 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:44,755 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:32:44,756 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:45,304 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:45,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:45,305 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:45,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:45,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:45,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 212 states and 764 transitions. [2022-11-16 08:32:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 764 transitions. [2022-11-16 08:32:45,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:45,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:45,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:45,535 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:32:45,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:45,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:45,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:45,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:45,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:45,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:45,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:45,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:45,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:45,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:45,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:45,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:45,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:45,974 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:45,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:45,984 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:45,985 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:32:46,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:32:46,034 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:46,593 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:46,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:46,595 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:46,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 213 states and 768 transitions. [2022-11-16 08:32:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 768 transitions. [2022-11-16 08:32:46,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:46,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:46,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:46,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:32:46,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:46,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:46,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:46,882 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:46,888 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:46,892 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:32:47,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:47,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:47,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:47,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:47,244 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:47,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:47,257 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:47,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:47,270 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:47,271 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:32:47,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:32:47,308 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:47,886 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:47,887 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:47,888 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:47,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:48,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:48,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 214 states and 772 transitions. [2022-11-16 08:32:48,035 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 772 transitions. [2022-11-16 08:32:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:48,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:48,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:48,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:32:48,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:48,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:48,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:48,161 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:48,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:48,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:48,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:48,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:48,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:48,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:48,523 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:48,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:48,536 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:48,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:48,547 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:48,548 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:32:48,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:32:49,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:49,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:49,144 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:49,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:49,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:49,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 215 states and 776 transitions. [2022-11-16 08:32:49,304 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 776 transitions. [2022-11-16 08:32:49,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:49,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:49,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:49,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:49,368 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:32:49,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:49,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:49,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:49,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:49,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:49,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:49,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:49,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:49,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:49,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:49,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:49,807 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:49,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:49,820 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:49,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:49,852 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:32:49,859 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:49,860 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:49,861 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:50,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:50,427 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:50,433 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:50,479 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:50,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:50,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 216 states and 780 transitions. [2022-11-16 08:32:50,594 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 780 transitions. [2022-11-16 08:32:50,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:50,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:50,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:50,653 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:32:50,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:50,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:50,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:50,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:50,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:50,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:50,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:51,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:51,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:32:51,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:32:51,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:51,075 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:51,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:32:51,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:51,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:32:51,140 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:32:51,141 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:32:51,142 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:32:51,701 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:51,702 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:32:51,703 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:32:51,750 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:32:51,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:32:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 217 states and 784 transitions. [2022-11-16 08:32:51,876 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 784 transitions. [2022-11-16 08:32:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:32:51,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:32:51,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:32:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:32:51,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:32:51,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:32:51,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:32:52,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:32:52,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:52,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:32:52,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:32:52,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2022-11-16 08:37:36,527 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:36,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:36,569 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:36,570 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:37:36,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:37:36,586 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:37:37,158 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:37,159 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:37,159 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1653 states to 431 states and 1640 transitions. [2022-11-16 08:37:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 1640 transitions. [2022-11-16 08:37:37,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:37,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:37,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:37,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:37:37,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:37,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:37,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:37,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:37,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:37,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:37,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:37,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:37,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:37,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:37,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:37,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:37,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:37,983 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:37,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:38,034 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:37:38,041 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:38,042 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:37:38,043 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:37:38,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:38,621 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:38,621 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:38,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:38,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 432 states and 1644 transitions. [2022-11-16 08:37:38,851 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 1644 transitions. [2022-11-16 08:37:38,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:38,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:38,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:38,916 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:37:38,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:38,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:38,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:38,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:38,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:38,987 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:37:39,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:39,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:39,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:39,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:39,374 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:39,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:39,387 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:39,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:39,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:37:40,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:40,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:40,005 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:40,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:40,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 433 states and 1648 transitions. [2022-11-16 08:37:40,242 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1648 transitions. [2022-11-16 08:37:40,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:40,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:40,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:40,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:37:40,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:40,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:40,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:40,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:40,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:40,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:40,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:40,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:40,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:40,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:40,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:40,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:40,780 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:40,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:40,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:37:41,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:41,405 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:41,405 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:41,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:41,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 434 states and 1652 transitions. [2022-11-16 08:37:41,645 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 1652 transitions. [2022-11-16 08:37:41,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:41,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:41,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:41,710 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:37:41,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:41,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:41,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:41,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:41,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:41,793 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:37:42,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:42,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:42,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:42,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:42,148 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:42,149 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:42,161 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:42,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:42,177 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:37:42,203 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:42,204 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:37:42,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:42,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:42,789 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:42,837 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:43,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:43,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 435 states and 1656 transitions. [2022-11-16 08:37:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 1656 transitions. [2022-11-16 08:37:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:43,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:43,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:43,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:37:43,132 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:43,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:43,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:43,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:43,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:43,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:43,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:43,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:43,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:43,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:43,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:43,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:43,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:43,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:43,590 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:37:43,615 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:43,616 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:37:43,617 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:37:44,189 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:44,190 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:44,191 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:44,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 436 states and 1660 transitions. [2022-11-16 08:37:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 1660 transitions. [2022-11-16 08:37:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:44,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:44,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:44,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:44,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:37:44,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:44,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:44,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:44,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:44,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:44,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:44,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:44,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:44,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:44,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:44,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:44,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:44,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:44,944 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:44,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:44,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:37:45,581 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:45,582 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:45,583 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:45,629 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:45,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:45,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 437 states and 1664 transitions. [2022-11-16 08:37:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 1664 transitions. [2022-11-16 08:37:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:45,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:45,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:45,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:45,923 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 85 conjunts are in the unsatisfiable core [2022-11-16 08:37:45,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:45,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:45,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:45,994 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:46,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:46,004 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:37:46,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:46,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:46,329 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:46,330 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:46,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:37:46,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:37:46,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:37:46,396 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:46,397 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:37:46,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:37:46,978 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:46,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:46,980 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:47,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:47,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 438 states and 1668 transitions. [2022-11-16 08:37:47,208 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1668 transitions. [2022-11-16 08:37:47,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:47,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:47,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:47,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:47,278 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:37:47,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:47,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:47,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:47,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:47,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:47,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:47,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:47,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:47,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:47,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:47,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:47,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:47,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:47,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:47,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:47,802 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:37:47,830 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:47,831 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:37:47,832 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:37:48,423 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:48,424 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:48,424 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:48,472 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:48,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:48,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 439 states and 1672 transitions. [2022-11-16 08:37:48,668 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1672 transitions. [2022-11-16 08:37:48,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:48,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:48,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:48,733 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:37:48,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:48,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:48,806 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:48,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:48,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:48,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:49,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:49,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:49,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:49,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:49,182 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:49,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:49,195 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:49,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:49,204 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:49,205 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:37:49,816 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:49,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:49,818 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:49,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:50,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:50,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 440 states and 1676 transitions. [2022-11-16 08:37:50,055 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1676 transitions. [2022-11-16 08:37:50,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:50,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:50,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:50,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:50,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:37:50,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:50,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:50,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:50,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:50,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:50,211 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:37:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:50,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:50,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:50,570 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:50,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:50,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:50,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:50,619 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:37:50,624 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:50,625 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:37:51,196 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:51,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:51,198 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 441 states and 1680 transitions. [2022-11-16 08:37:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 1680 transitions. [2022-11-16 08:37:51,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:51,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:51,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:51,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:37:51,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:51,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:51,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:51,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:51,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:51,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:51,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:51,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:51,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:51,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:51,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:51,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:51,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:51,977 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:51,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:52,016 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:52,017 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:37:52,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:52,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:52,587 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:52,634 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:52,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 442 states and 1684 transitions. [2022-11-16 08:37:52,838 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1684 transitions. [2022-11-16 08:37:52,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:52,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:52,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:52,904 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:37:52,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:52,959 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:52,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:52,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:53,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:53,009 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:37:53,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:53,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:53,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:53,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:53,395 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:53,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:53,409 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:53,410 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:53,446 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:53,447 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:37:54,061 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:54,062 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:54,062 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:54,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:54,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 443 states and 1688 transitions. [2022-11-16 08:37:54,306 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1688 transitions. [2022-11-16 08:37:54,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:54,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:54,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:54,375 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:37:54,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:54,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:54,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:54,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:54,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:54,460 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:37:54,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:54,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:54,812 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:54,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:54,824 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:54,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:54,837 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:54,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:54,847 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:54,865 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:37:54,902 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:37:55,468 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:55,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:55,469 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:55,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:55,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:55,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 444 states and 1692 transitions. [2022-11-16 08:37:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 1692 transitions. [2022-11-16 08:37:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:55,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:55,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:55,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:55,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:37:55,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:55,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:55,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:55,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:55,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:55,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:55,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:56,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:56,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:56,203 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:56,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:56,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:56,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:56,227 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:56,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:56,272 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:56,273 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:37:56,291 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:37:56,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:56,908 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:56,909 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:56,955 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 445 states and 1696 transitions. [2022-11-16 08:37:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1696 transitions. [2022-11-16 08:37:57,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:57,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:57,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:57,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:37:57,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:57,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:57,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:57,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:57,281 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:57,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:57,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:57,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:57,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:57,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:57,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:57,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:57,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:57,667 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:57,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:57,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:37:58,306 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:58,307 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:58,308 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:58,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:58,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 446 states and 1700 transitions. [2022-11-16 08:37:58,555 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1700 transitions. [2022-11-16 08:37:58,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:58,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:58,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:37:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:37:58,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:37:58,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:37:58,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:37:58,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:58,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:58,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:37:58,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:58,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:37:59,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:59,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:37:59,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:37:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:37:59,062 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:59,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:37:59,075 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:59,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:37:59,132 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:37:59,139 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:37:59,140 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:37:59,140 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:37:59,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:59,705 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:37:59,705 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:37:59,752 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:37:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:37:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1717 states to 447 states and 1704 transitions. [2022-11-16 08:37:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1704 transitions. [2022-11-16 08:37:59,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:37:59,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:37:59,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:00,028 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:00,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:00,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:00,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:00,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:00,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:00,110 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:00,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:00,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:00,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:00,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:00,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:00,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:00,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:00,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:00,489 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:00,529 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:00,530 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:38:00,531 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:01,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:01,088 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:01,089 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 448 states and 1708 transitions. [2022-11-16 08:38:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1708 transitions. [2022-11-16 08:38:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:01,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:01,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:01,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:38:01,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:01,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:01,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:01,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:01,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:01,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:01,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:01,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:01,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:01,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:01,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:01,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:01,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:01,842 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:01,843 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:01,855 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:01,892 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:01,893 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:38:02,469 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:02,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:02,470 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:02,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:02,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:02,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1725 states to 449 states and 1712 transitions. [2022-11-16 08:38:02,713 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 1712 transitions. [2022-11-16 08:38:02,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:02,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:02,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:02,780 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 87 conjunts are in the unsatisfiable core [2022-11-16 08:38:02,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:02,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:02,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:02,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:02,865 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:03,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:03,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:03,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:03,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:03,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:38:03,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:38:03,233 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:38:03,278 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:03,279 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:38:03,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:03,892 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:03,892 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:03,940 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:04,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 450 states and 1716 transitions. [2022-11-16 08:38:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1716 transitions. [2022-11-16 08:38:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:04,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:04,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:04,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:04,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:04,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:04,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:04,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:04,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:04,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:04,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:04,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:04,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:04,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:04,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:04,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:04,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:04,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:04,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:04,721 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:04,727 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:04,728 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:38:04,728 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:05,318 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:05,319 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:05,320 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:05,367 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:05,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 451 states and 1720 transitions. [2022-11-16 08:38:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 1720 transitions. [2022-11-16 08:38:05,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:05,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:05,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:05,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:05,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:05,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:05,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:05,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:05,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:05,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:05,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:06,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:06,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:06,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:06,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:06,065 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:06,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:06,079 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:06,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:06,091 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:06,118 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:06,119 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:38:06,706 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:06,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:06,707 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:06,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:06,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:06,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 452 states and 1724 transitions. [2022-11-16 08:38:06,954 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 1724 transitions. [2022-11-16 08:38:06,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:06,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:06,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:07,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:07,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:07,068 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:07,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:07,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:07,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:07,098 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:07,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:07,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:07,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:07,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:07,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:07,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:07,353 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:07,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:07,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:38:07,986 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:07,987 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:07,987 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:08,035 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:08,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:08,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 453 states and 1728 transitions. [2022-11-16 08:38:08,303 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1728 transitions. [2022-11-16 08:38:08,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:08,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:08,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:08,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:08,369 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:38:08,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:08,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:08,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:08,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:08,436 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:08,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:08,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:08,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:08,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:08,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:08,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:08,801 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:08,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:08,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:08,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:08,849 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:08,850 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:08,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:08,868 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:09,440 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:09,441 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:09,442 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:09,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:09,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:09,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 454 states and 1732 transitions. [2022-11-16 08:38:09,682 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1732 transitions. [2022-11-16 08:38:09,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:09,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:09,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:09,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:38:09,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:09,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:09,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:09,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:09,823 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:09,827 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:09,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:10,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:10,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:10,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:10,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:10,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:10,213 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:10,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:10,229 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:10,254 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:10,255 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:38:10,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:10,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:10,830 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:10,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:11,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 455 states and 1736 transitions. [2022-11-16 08:38:11,072 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1736 transitions. [2022-11-16 08:38:11,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:11,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:11,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:11,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:38:11,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:11,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:11,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:11,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:11,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:11,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:11,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:11,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:11,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:11,596 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:11,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:11,607 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:11,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:11,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:11,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:11,629 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:11,630 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:38:11,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:38:11,667 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:12,235 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:12,237 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:12,237 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:12,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:12,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 456 states and 1740 transitions. [2022-11-16 08:38:12,491 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 1740 transitions. [2022-11-16 08:38:12,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:12,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:12,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:12,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:12,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:12,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:12,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:12,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:12,611 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:12,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:12,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:12,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:12,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:12,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:12,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:13,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:13,004 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:13,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:13,017 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:13,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:13,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:38:13,664 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:13,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:13,665 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:13,713 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:13,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:13,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1757 states to 457 states and 1744 transitions. [2022-11-16 08:38:13,914 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1744 transitions. [2022-11-16 08:38:13,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:13,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:13,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:13,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:13,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:13,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:14,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:14,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:14,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:14,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:14,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:14,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:14,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:14,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:14,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:14,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:14,326 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:14,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:14,339 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:14,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:14,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:38:14,965 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:14,966 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:14,967 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:15,014 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:15,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:15,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1761 states to 458 states and 1748 transitions. [2022-11-16 08:38:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1748 transitions. [2022-11-16 08:38:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:15,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:15,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:15,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:38:15,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:15,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:15,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:15,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:15,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:15,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:15,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:15,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:15,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:15,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:15,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:15,723 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:15,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:15,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:15,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:15,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:38:16,362 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:16,363 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:16,364 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:16,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:16,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:16,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1765 states to 459 states and 1752 transitions. [2022-11-16 08:38:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1752 transitions. [2022-11-16 08:38:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:16,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:16,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:16,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:16,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:38:16,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:16,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:16,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:16,765 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:16,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:16,776 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:16,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:16,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:16,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:17,007 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:17,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:17,020 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:17,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:17,054 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:17,055 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:17,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:17,075 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:17,646 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:17,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:17,648 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:17,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 460 states and 1756 transitions. [2022-11-16 08:38:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1756 transitions. [2022-11-16 08:38:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:17,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:17,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:17,972 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:38:17,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:18,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:18,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:18,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:18,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:18,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:18,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:18,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:18,400 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:18,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:18,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:18,419 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:18,420 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:18,432 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:18,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:18,443 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:18,470 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:18,471 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:38:18,472 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:19,051 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:19,052 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:19,052 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:19,099 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:19,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:19,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1773 states to 461 states and 1760 transitions. [2022-11-16 08:38:19,311 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1760 transitions. [2022-11-16 08:38:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:19,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:19,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:19,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:38:19,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:19,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:19,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:19,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:19,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:19,460 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:19,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:19,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:19,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:19,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:19,835 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:19,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:19,847 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:19,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:19,880 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:19,887 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:19,888 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:38:19,888 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:20,460 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:20,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:20,462 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:20,509 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:20,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:20,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1777 states to 462 states and 1764 transitions. [2022-11-16 08:38:20,703 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1764 transitions. [2022-11-16 08:38:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:20,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:20,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:20,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:38:20,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:20,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:20,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:20,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:20,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:20,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:20,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:21,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:21,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:21,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:21,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:21,225 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:21,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:21,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:21,240 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:21,287 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:21,288 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:38:21,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:38:21,308 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:21,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:21,899 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:21,900 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:21,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:22,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:22,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1781 states to 463 states and 1768 transitions. [2022-11-16 08:38:22,149 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1768 transitions. [2022-11-16 08:38:22,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:22,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:22,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:22,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:38:22,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:22,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:22,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:22,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:22,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:22,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:22,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:22,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:22,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:22,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:22,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:22,656 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:22,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:22,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:22,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:22,706 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:22,707 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:22,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:23,324 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:23,325 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:23,325 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:23,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:23,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 464 states and 1772 transitions. [2022-11-16 08:38:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1772 transitions. [2022-11-16 08:38:23,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:23,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:23,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:23,646 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:38:23,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:23,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:23,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:23,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:23,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:23,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:23,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:23,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:23,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:23,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:23,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:23,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:23,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:23,974 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:23,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:23,992 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:23,992 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:38:24,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:24,600 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:24,601 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:24,649 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:24,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:24,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 465 states and 1776 transitions. [2022-11-16 08:38:24,867 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1776 transitions. [2022-11-16 08:38:24,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:24,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:24,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:24,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:24,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:38:24,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:24,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:24,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:24,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:24,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:25,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:25,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:25,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:25,341 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:25,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:25,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:25,359 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:25,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:25,372 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:25,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:25,388 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:25,414 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:25,415 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:38:25,415 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:25,994 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:25,995 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:25,996 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:26,044 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:26,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 466 states and 1780 transitions. [2022-11-16 08:38:26,251 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1780 transitions. [2022-11-16 08:38:26,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:26,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:26,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:26,316 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:38:26,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:26,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:26,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:26,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:26,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:26,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:26,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:26,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:26,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:26,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:26,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:26,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:26,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:26,759 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:26,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:26,775 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:26,805 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:26,805 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:38:27,379 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:27,381 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:27,381 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:27,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 467 states and 1784 transitions. [2022-11-16 08:38:27,668 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1784 transitions. [2022-11-16 08:38:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:27,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:27,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:27,744 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:38:27,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:27,772 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:27,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:27,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:27,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:27,811 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:27,819 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:28,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:28,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:28,171 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:28,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:28,182 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:28,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:28,195 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:28,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:28,211 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:28,252 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:28,253 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:38:28,253 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:28,831 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:28,833 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:28,833 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:29,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:29,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1801 states to 468 states and 1788 transitions. [2022-11-16 08:38:29,072 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1788 transitions. [2022-11-16 08:38:29,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:29,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:29,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:29,143 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:38:29,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:29,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:29,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:29,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:29,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:29,217 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:29,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:29,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:29,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:29,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:29,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:29,616 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:29,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:29,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:29,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:29,645 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:29,680 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:29,681 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:38:30,241 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:30,242 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:30,243 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:30,291 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:30,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:30,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 469 states and 1792 transitions. [2022-11-16 08:38:30,492 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1792 transitions. [2022-11-16 08:38:30,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:30,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:30,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:30,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:30,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:30,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:30,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:30,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:30,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:30,642 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:30,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:30,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:30,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:31,002 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:31,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:31,015 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:31,016 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:31,054 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:31,055 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:31,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:31,071 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:31,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:31,671 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:31,672 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:31,719 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1809 states to 470 states and 1796 transitions. [2022-11-16 08:38:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1796 transitions. [2022-11-16 08:38:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:31,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:31,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:31,989 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:38:31,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:32,029 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:32,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:32,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:32,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:32,056 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:32,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:32,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:32,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:32,410 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:32,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:32,423 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:32,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:32,457 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:32,463 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:32,464 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:38:33,049 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:33,050 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:33,051 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:33,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:33,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 471 states and 1800 transitions. [2022-11-16 08:38:33,317 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1800 transitions. [2022-11-16 08:38:33,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:33,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:33,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:33,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:33,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:33,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:33,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:33,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:33,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:33,472 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:33,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:33,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:33,689 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:33,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:33,699 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:33,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:33,713 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:33,714 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:33,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:38:34,340 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:34,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:34,342 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:34,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:34,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1817 states to 472 states and 1804 transitions. [2022-11-16 08:38:34,597 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1804 transitions. [2022-11-16 08:38:34,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:34,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:34,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:34,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:34,667 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:38:34,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:34,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:34,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:34,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:34,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:34,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:34,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:35,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:35,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:35,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:35,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:35,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:35,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:35,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:35,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:35,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:38:35,738 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:35,739 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:35,739 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:35,787 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:36,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1821 states to 473 states and 1808 transitions. [2022-11-16 08:38:36,010 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1808 transitions. [2022-11-16 08:38:36,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:36,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:36,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:36,083 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:38:36,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:36,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:36,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:36,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:36,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:36,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:36,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:36,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:36,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:36,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:36,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:36,527 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:36,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:36,540 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:36,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:36,585 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:36,590 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:36,591 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:38:37,174 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:37,175 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:37,175 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:37,223 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:37,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1825 states to 474 states and 1812 transitions. [2022-11-16 08:38:37,418 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1812 transitions. [2022-11-16 08:38:37,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:37,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:37,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:37,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:38:37,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:37,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:37,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:37,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:37,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:37,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:37,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:37,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:37,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:37,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:37,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:37,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:37,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:37,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:37,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:37,873 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:37,880 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:37,881 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:38:37,882 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:38,470 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:38,471 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:38,472 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:38,519 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:38,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1829 states to 475 states and 1816 transitions. [2022-11-16 08:38:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1816 transitions. [2022-11-16 08:38:38,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:38,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:38,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:38,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:38,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:38:38,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:38,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:38,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:38,853 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:38,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:38,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:38,871 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:39,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:39,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:39,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:39,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:39,253 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:39,253 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:39,266 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:39,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:39,296 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:39,297 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:39,317 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:39,318 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:39,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:39,900 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:39,900 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:40,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:40,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 476 states and 1820 transitions. [2022-11-16 08:38:40,144 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1820 transitions. [2022-11-16 08:38:40,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:40,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:40,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:40,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:38:40,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:40,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:40,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:40,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:40,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:40,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:40,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:40,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:40,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:40,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:40,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:40,655 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:40,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:40,669 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:40,670 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:40,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:38:41,330 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:41,331 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:41,332 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:41,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:41,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 477 states and 1824 transitions. [2022-11-16 08:38:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1824 transitions. [2022-11-16 08:38:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:41,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:41,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:41,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:41,651 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:38:41,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:41,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:41,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:41,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:41,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:41,719 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:41,727 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:42,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:42,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:42,072 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:42,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:42,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:38:42,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:38:42,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:38:42,131 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:42,132 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:42,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:42,721 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:42,722 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:42,722 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:42,770 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:42,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:42,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1841 states to 478 states and 1828 transitions. [2022-11-16 08:38:42,978 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1828 transitions. [2022-11-16 08:38:42,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:42,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:42,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:43,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:43,049 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:38:43,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:43,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:43,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:43,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:43,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:43,115 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:43,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:43,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:43,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:43,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:43,475 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:43,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:43,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:43,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:43,543 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:43,548 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:43,549 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:38:44,142 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:44,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:44,144 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:44,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:44,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 479 states and 1832 transitions. [2022-11-16 08:38:44,415 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1832 transitions. [2022-11-16 08:38:44,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:44,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:44,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:44,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:38:44,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:44,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:44,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:44,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:44,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:44,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:44,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:44,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:44,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:44,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:44,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:44,923 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:44,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:44,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:44,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:44,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:38:44,983 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:45,543 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:45,544 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:45,544 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:45,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:45,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1849 states to 480 states and 1836 transitions. [2022-11-16 08:38:45,801 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1836 transitions. [2022-11-16 08:38:45,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:45,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:45,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:45,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:45,866 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:38:45,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:45,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:45,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:45,923 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:45,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:45,934 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:46,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:46,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:46,282 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:46,283 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:46,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:38:46,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:38:46,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:38:46,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:38:46,906 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:46,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:46,908 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:46,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:47,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1853 states to 481 states and 1840 transitions. [2022-11-16 08:38:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1840 transitions. [2022-11-16 08:38:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:47,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:47,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:47,245 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:38:47,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:47,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:47,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:47,305 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:47,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:47,314 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:47,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:47,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:47,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:47,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:47,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:47,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:38:47,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:38:47,681 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:38:47,695 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:47,696 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:47,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:48,317 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:48,318 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:48,319 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:48,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:48,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1857 states to 482 states and 1844 transitions. [2022-11-16 08:38:48,562 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 1844 transitions. [2022-11-16 08:38:48,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:48,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:48,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:48,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:48,627 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:38:48,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:48,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:48,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:48,685 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:48,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:48,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:48,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:49,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:49,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:49,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:49,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:49,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:49,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:49,090 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:49,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:49,121 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:49,122 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:49,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:49,709 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:49,710 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:49,710 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:49,758 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:49,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:49,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 483 states and 1848 transitions. [2022-11-16 08:38:49,966 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1848 transitions. [2022-11-16 08:38:49,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:49,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:49,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:50,038 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:38:50,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:50,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:50,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:50,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:50,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:50,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:50,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:50,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:50,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:50,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:50,484 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:50,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:50,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:50,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:50,526 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:50,527 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:38:50,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:38:51,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:51,152 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:51,152 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:51,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:51,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 484 states and 1852 transitions. [2022-11-16 08:38:51,404 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1852 transitions. [2022-11-16 08:38:51,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:51,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:51,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:51,472 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:38:51,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:51,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:51,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:51,534 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:51,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:51,545 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:38:51,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:51,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:51,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:51,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:51,915 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:51,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:51,928 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:51,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:51,976 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:38:51,982 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:51,983 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:38:52,576 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:52,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:52,577 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:52,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:52,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 485 states and 1856 transitions. [2022-11-16 08:38:52,837 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1856 transitions. [2022-11-16 08:38:52,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:52,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:52,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:52,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:38:52,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:52,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:52,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:52,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:52,975 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:52,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:52,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:53,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:53,316 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:53,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:53,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:53,334 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:53,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:53,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:53,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:38:53,360 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:53,361 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:38:53,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:38:53,396 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:38:53,959 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:53,960 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:53,960 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:38:54,008 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:38:54,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:38:54,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 486 states and 1860 transitions. [2022-11-16 08:38:54,318 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1860 transitions. [2022-11-16 08:38:54,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:38:54,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:38:54,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:38:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:38:54,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:38:54,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:38:54,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:38:54,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:54,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:54,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:38:54,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:54,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:38:55,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:56,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:38:56,010 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:38:56,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:38:56,021 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:38:56,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:38:56,053 INFO L321 Elim1Store]: treesize reduction 40, result has 7.0 percent of original size [2022-11-16 08:38:56,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 29 treesize of output 23 [2022-11-16 08:38:56,084 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:38:56,085 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:38:56,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:38:56,102 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:39:24,779 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:24,790 INFO L321 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2022-11-16 08:39:24,791 INFO L350 Elim1Store]: Elim1 eliminated variable 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 53 treesize of output 23 [2022-11-16 08:39:24,795 WARN L640 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2022-11-16 08:39:24,894 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:44,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:44,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 489 states and 1876 transitions. [2022-11-16 08:39:44,807 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1876 transitions. [2022-11-16 08:39:44,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:44,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:44,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:44,878 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:39:44,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:44,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:44,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:44,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:44,963 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:44,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:44,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:45,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:45,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:45,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:45,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:45,356 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:45,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:45,371 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:45,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:45,410 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:39:45,415 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:45,416 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:39:46,040 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:46,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:46,041 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:46,091 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:46,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 490 states and 1880 transitions. [2022-11-16 08:39:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1880 transitions. [2022-11-16 08:39:46,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:46,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:46,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:46,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:46,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:39:46,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:46,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:46,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:46,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:46,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:46,537 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:39:46,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:46,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:46,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:46,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:46,923 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:46,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:46,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:46,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:46,948 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:46,949 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:39:47,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:39:47,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:47,615 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:47,615 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:47,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:47,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 491 states and 1884 transitions. [2022-11-16 08:39:47,918 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1884 transitions. [2022-11-16 08:39:47,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:47,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:47,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:48,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:48,007 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:39:48,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:48,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:48,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:48,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:48,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:48,087 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:39:48,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:48,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:48,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:48,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:48,459 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:48,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:48,475 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:48,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:48,486 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:48,487 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:39:48,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:39:49,161 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:49,162 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:49,162 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:49,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:49,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 492 states and 1888 transitions. [2022-11-16 08:39:49,439 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1888 transitions. [2022-11-16 08:39:49,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:49,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:49,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:49,509 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 86 conjunts are in the unsatisfiable core [2022-11-16 08:39:49,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:49,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:49,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:49,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:49,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:49,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:49,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:49,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:49,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:49,951 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:49,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:49,963 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:49,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:49,977 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:49,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:50,026 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:50,026 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:39:50,027 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:39:50,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:50,624 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:50,624 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:50,673 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 493 states and 1892 transitions. [2022-11-16 08:39:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1892 transitions. [2022-11-16 08:39:50,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:50,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:50,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:50,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:50,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:39:50,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:51,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:51,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:51,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:51,046 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:51,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:51,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:51,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:51,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:51,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:51,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:51,414 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:51,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:51,428 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:51,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:51,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:39:52,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:52,082 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:52,083 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:52,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:52,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 494 states and 1896 transitions. [2022-11-16 08:39:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1896 transitions. [2022-11-16 08:39:52,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:52,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:52,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:52,429 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:39:52,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:52,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:52,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:52,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:52,515 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:52,520 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:39:52,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:52,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:52,906 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:52,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:52,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:39:52,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:39:52,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:39:52,951 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:52,952 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:39:53,556 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:53,557 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:53,557 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:53,605 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:53,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 495 states and 1900 transitions. [2022-11-16 08:39:53,860 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1900 transitions. [2022-11-16 08:39:53,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:53,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:53,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:53,938 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:39:53,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:53,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:53,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:53,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:54,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:54,006 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:54,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:54,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:54,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:54,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:54,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:54,388 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:54,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:54,401 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:54,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:54,411 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:54,413 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:39:54,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:39:54,469 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:39:55,070 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:55,071 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:55,071 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:55,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 496 states and 1904 transitions. [2022-11-16 08:39:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1904 transitions. [2022-11-16 08:39:55,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:55,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:55,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:55,419 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:39:55,421 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:55,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:55,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:55,479 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:55,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:55,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:55,507 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:55,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:55,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:55,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:55,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:55,897 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:55,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:55,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:55,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:55,920 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:55,921 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:39:56,576 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:56,577 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:56,577 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:56,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:56,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:56,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 497 states and 1908 transitions. [2022-11-16 08:39:56,852 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1908 transitions. [2022-11-16 08:39:56,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:56,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:56,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:56,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:39:56,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:56,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:56,983 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:56,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:56,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:56,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:57,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:57,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:57,345 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:57,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:57,355 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:57,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:57,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:57,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:57,412 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:57,413 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:39:57,413 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:39:58,039 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:58,041 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:58,041 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:58,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:58,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 498 states and 1912 transitions. [2022-11-16 08:39:58,352 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1912 transitions. [2022-11-16 08:39:58,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:58,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:58,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:58,418 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:39:58,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:58,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:58,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:58,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:58,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:58,503 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:39:58,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:58,710 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:39:58,718 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:39:58,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:58,729 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:58,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:39:58,744 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:58,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:39:58,790 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:39:58,791 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:39:58,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:39:58,810 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:39:59,449 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:59,450 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:39:59,450 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:39:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:39:59,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:39:59,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 499 states and 1916 transitions. [2022-11-16 08:39:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1916 transitions. [2022-11-16 08:39:59,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:39:59,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:39:59,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:39:59,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:39:59,846 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:39:59,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:39:59,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:39:59,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:39:59,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:59,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:39:59,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:39:59,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:00,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:00,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:00,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:00,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:00,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:00,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:00,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:00,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:00,345 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:00,347 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:00,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:00,948 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:00,950 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:00,950 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:00,998 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:01,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:01,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 500 states and 1920 transitions. [2022-11-16 08:40:01,243 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1920 transitions. [2022-11-16 08:40:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:01,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:01,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:01,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:01,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:01,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:01,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:01,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:01,373 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:01,377 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:01,382 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:01,389 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:01,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:01,735 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:01,743 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:01,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:01,754 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:01,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:01,767 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:01,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:01,776 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:01,777 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:40:01,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:40:01,818 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:02,404 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:02,405 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:02,406 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:02,455 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:02,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:02,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 501 states and 1924 transitions. [2022-11-16 08:40:02,700 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1924 transitions. [2022-11-16 08:40:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:02,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:02,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:02,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:40:02,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:02,802 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:02,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:02,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:02,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:02,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:02,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:03,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:03,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:03,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:03,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:03,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:03,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:03,233 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:03,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:03,255 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:03,881 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:03,882 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:03,883 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:03,932 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:04,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 502 states and 1928 transitions. [2022-11-16 08:40:04,148 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1928 transitions. [2022-11-16 08:40:04,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:04,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:04,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:04,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:40:04,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:04,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:04,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:04,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:04,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:04,303 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:04,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:04,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:04,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:04,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:04,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:04,673 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:04,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:04,686 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:04,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:04,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:05,347 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:05,348 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:05,349 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:05,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:05,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 503 states and 1932 transitions. [2022-11-16 08:40:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1932 transitions. [2022-11-16 08:40:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:05,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:05,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:05,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:40:05,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:05,716 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:05,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:05,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:05,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:05,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:05,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:06,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:06,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:06,155 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:06,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:06,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:06,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:06,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:06,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:06,237 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:40:06,829 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:06,830 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:06,831 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:06,880 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:07,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:07,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 504 states and 1936 transitions. [2022-11-16 08:40:07,083 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1936 transitions. [2022-11-16 08:40:07,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:07,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:07,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:07,152 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:40:07,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:07,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:07,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:07,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:07,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:07,226 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:07,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:07,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:07,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:07,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:07,609 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:07,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:07,623 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:07,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:07,637 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:07,685 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:07,685 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:40:07,686 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:08,268 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:08,269 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:08,269 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:08,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 505 states and 1940 transitions. [2022-11-16 08:40:08,536 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1940 transitions. [2022-11-16 08:40:08,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:08,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:08,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:08,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:08,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:08,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:08,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:08,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:08,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:08,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:08,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:08,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:09,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:09,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:09,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:09,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:09,060 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:09,061 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:09,073 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:09,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:09,126 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:09,132 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:09,133 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:40:09,764 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:09,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:09,766 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:09,815 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:10,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:10,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 506 states and 1944 transitions. [2022-11-16 08:40:10,053 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1944 transitions. [2022-11-16 08:40:10,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:10,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:10,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:10,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:10,126 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:40:10,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:10,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:10,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:10,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:10,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:10,193 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:10,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:10,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:10,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:10,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:10,567 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:10,570 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:40:10,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:40:10,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:40:10,626 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:10,631 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:40:10,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:40:11,249 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:11,250 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:11,251 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:11,319 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:11,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:11,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 507 states and 1948 transitions. [2022-11-16 08:40:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1948 transitions. [2022-11-16 08:40:11,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:11,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:11,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:11,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:40:11,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:11,650 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:11,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:11,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:11,673 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:11,677 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:12,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:12,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:12,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:12,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:12,051 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:12,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:12,064 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:12,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:12,100 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:12,106 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:12,106 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:40:12,698 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:12,700 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:12,700 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:12,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:12,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:12,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 508 states and 1952 transitions. [2022-11-16 08:40:12,972 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 1952 transitions. [2022-11-16 08:40:12,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:12,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:12,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:13,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:13,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:40:13,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:13,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:13,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:13,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:13,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:13,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:13,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:13,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:13,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:13,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:13,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:13,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:13,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:13,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:13,524 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:13,560 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:13,561 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:13,577 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:13,577 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:14,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:14,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:14,186 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 509 states and 1956 transitions. [2022-11-16 08:40:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1956 transitions. [2022-11-16 08:40:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:14,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:14,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:14,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:40:14,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:14,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:14,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:14,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:14,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:14,609 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:14,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:14,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:14,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:14,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:14,983 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:14,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:14,998 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:14,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:15,030 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:15,031 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:15,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:15,658 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:15,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:15,660 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:15,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 510 states and 1960 transitions. [2022-11-16 08:40:15,928 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 1960 transitions. [2022-11-16 08:40:15,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:15,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:15,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:16,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:16,007 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:40:16,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:16,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:16,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:16,060 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:16,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:16,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:16,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:16,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:16,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:16,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:16,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:16,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:16,452 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:16,464 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:16,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:16,473 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:16,475 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:16,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:16,520 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:17,125 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:17,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:17,127 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:17,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 511 states and 1964 transitions. [2022-11-16 08:40:17,413 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1964 transitions. [2022-11-16 08:40:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:17,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:17,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:17,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:17,485 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:40:17,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:17,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:17,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:17,553 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:17,558 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:17,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:17,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:17,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:17,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:17,925 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:17,926 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:17,939 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:17,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:17,951 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:17,992 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:17,993 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:40:18,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:18,587 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:18,587 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:18,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:18,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:18,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 512 states and 1968 transitions. [2022-11-16 08:40:18,858 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1968 transitions. [2022-11-16 08:40:18,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:18,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:18,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:18,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:18,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:18,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:18,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:18,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:18,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:18,990 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:18,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:19,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:19,337 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:19,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:19,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:19,355 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:19,356 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:19,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:19,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:19,398 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:19,399 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:40:20,013 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:20,015 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:20,015 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:20,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:20,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 513 states and 1972 transitions. [2022-11-16 08:40:20,281 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1972 transitions. [2022-11-16 08:40:20,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:20,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:20,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:20,354 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:40:20,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:20,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:20,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:20,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:20,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:20,458 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:20,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:20,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:20,805 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:20,806 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:20,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:40:20,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:40:20,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:40:20,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:21,473 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:21,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:21,475 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:21,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:21,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 514 states and 1976 transitions. [2022-11-16 08:40:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1976 transitions. [2022-11-16 08:40:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:21,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:21,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:21,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:40:21,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:21,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:21,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:21,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:21,872 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:21,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:21,886 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:22,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:22,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:22,153 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:22,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:22,163 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:22,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:22,179 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:22,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:22,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:22,816 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:22,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:22,818 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:22,866 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:23,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:23,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 515 states and 1980 transitions. [2022-11-16 08:40:23,087 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1980 transitions. [2022-11-16 08:40:23,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:23,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:23,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:23,157 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:40:23,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:23,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:23,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:23,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:23,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:23,235 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:23,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:23,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:23,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:23,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:23,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:23,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:23,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:23,620 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:23,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:23,630 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:23,631 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:23,677 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:23,678 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:24,287 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:24,288 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:24,289 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:24,338 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:24,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 516 states and 1984 transitions. [2022-11-16 08:40:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1984 transitions. [2022-11-16 08:40:24,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:24,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:24,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:24,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:24,627 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:24,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:24,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:24,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:24,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:24,713 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:24,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:24,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:24,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:24,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:24,969 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:24,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:24,985 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:24,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:24,997 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:24,998 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:25,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:25,674 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:25,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:25,676 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:25,724 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:25,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:25,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 517 states and 1988 transitions. [2022-11-16 08:40:25,943 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1988 transitions. [2022-11-16 08:40:25,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:25,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:25,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:26,017 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:40:26,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:26,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:26,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:26,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:26,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:26,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:26,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:26,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:26,447 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:26,455 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:26,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:26,466 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:26,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:26,480 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:26,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:26,490 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:26,492 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:40:26,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:40:26,531 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:27,131 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:27,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:27,133 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:27,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:27,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:27,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 518 states and 1992 transitions. [2022-11-16 08:40:27,413 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1992 transitions. [2022-11-16 08:40:27,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:27,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:27,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:27,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:27,492 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 85 conjunts are in the unsatisfiable core [2022-11-16 08:40:27,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:27,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:27,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:27,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:27,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:27,570 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:27,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:27,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:27,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:27,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:27,935 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:27,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:27,951 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:27,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:27,987 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:27,988 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:40:28,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:28,646 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:28,647 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:28,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:28,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 519 states and 1996 transitions. [2022-11-16 08:40:28,935 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1996 transitions. [2022-11-16 08:40:28,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:28,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:28,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:29,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:40:29,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:29,031 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:29,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:29,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:29,079 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:29,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:29,092 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:29,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:29,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:29,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:29,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:29,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:29,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:29,456 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:29,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:29,505 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:29,511 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:29,512 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:40:29,512 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:30,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:30,114 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:30,115 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:30,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:30,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:30,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 520 states and 2000 transitions. [2022-11-16 08:40:30,389 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 2000 transitions. [2022-11-16 08:40:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:30,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:30,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:30,460 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:40:30,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:30,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:30,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:30,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:30,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:30,532 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:30,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:30,891 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:30,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:30,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:30,910 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:30,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:30,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:30,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:30,972 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:30,979 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:30,980 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:40:30,980 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:31,564 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:31,566 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:31,566 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:31,615 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:31,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 521 states and 2004 transitions. [2022-11-16 08:40:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 2004 transitions. [2022-11-16 08:40:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:31,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:31,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:31,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:31,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:31,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:31,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:31,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:31,982 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:31,988 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:31,993 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:32,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:32,346 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:32,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:32,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:32,365 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:32,366 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:32,378 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:32,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:32,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:33,022 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:33,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:33,023 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:33,073 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:33,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:33,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 522 states and 2008 transitions. [2022-11-16 08:40:33,304 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 2008 transitions. [2022-11-16 08:40:33,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:33,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:33,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:33,374 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:40:33,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:33,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:33,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:33,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:33,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:33,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:33,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:33,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:33,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:33,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:33,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:33,697 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:33,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:33,711 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:33,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:33,746 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:33,747 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:40:33,763 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:40:33,764 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:34,376 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:34,378 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:34,378 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:34,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:34,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 523 states and 2012 transitions. [2022-11-16 08:40:34,698 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 2012 transitions. [2022-11-16 08:40:34,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:34,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:34,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:34,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:34,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:34,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:34,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:34,845 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:34,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:34,856 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:35,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:35,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:35,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:35,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:35,088 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:35,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:35,101 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:35,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:35,142 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:35,146 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:35,147 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:40:35,742 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:35,743 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:35,744 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:35,792 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:36,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 524 states and 2016 transitions. [2022-11-16 08:40:36,027 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 2016 transitions. [2022-11-16 08:40:36,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:36,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:36,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:36,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:40:36,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:36,146 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:36,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:36,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:36,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:36,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:36,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:36,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:36,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:36,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:36,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:36,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:36,562 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:36,574 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:36,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:36,589 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:36,625 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:36,626 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:40:36,626 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:37,220 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:37,221 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:37,222 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:37,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 525 states and 2020 transitions. [2022-11-16 08:40:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 2020 transitions. [2022-11-16 08:40:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:37,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:37,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:37,626 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:37,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:37,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:37,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:37,688 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:37,693 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:37,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:37,707 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:38,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:38,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:38,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:38,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:38,110 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:38,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:38,123 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:38,124 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:38,163 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:38,164 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:40:38,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:40:38,827 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:38,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:38,829 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:38,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:39,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 526 states and 2024 transitions. [2022-11-16 08:40:39,104 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 2024 transitions. [2022-11-16 08:40:39,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:39,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:39,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:39,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:39,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:40:39,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:39,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:39,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:39,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:39,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:39,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:39,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:39,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:39,616 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:39,625 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:39,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:39,652 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:39,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:39,666 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:39,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:39,708 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:40,305 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:40,306 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:40,307 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:40,356 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:40,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:40,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 527 states and 2028 transitions. [2022-11-16 08:40:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 2028 transitions. [2022-11-16 08:40:40,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:40,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:40,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:40,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:40,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:40,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:40,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:40,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:40,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:40,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:40,739 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:40,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:40,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:40,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:40,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:40,998 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:40,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:41,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:41,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:41,024 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:41,053 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:41,054 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:40:41,055 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:41,675 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:41,676 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:41,676 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:41,724 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 528 states and 2032 transitions. [2022-11-16 08:40:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 2032 transitions. [2022-11-16 08:40:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:41,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:41,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:42,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:40:42,048 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:42,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:42,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:42,119 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:42,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:42,132 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:42,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:42,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:42,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:42,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:42,558 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:42,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:42,573 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:42,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:42,614 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:42,615 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:42,633 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:43,256 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:43,257 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:43,258 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:43,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:43,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 529 states and 2036 transitions. [2022-11-16 08:40:43,664 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 2036 transitions. [2022-11-16 08:40:43,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:43,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:43,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:43,739 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:40:43,741 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:43,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:43,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:43,799 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:43,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:43,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:43,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:44,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:44,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:44,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:44,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:44,177 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:44,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:44,192 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:44,192 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:44,228 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:44,229 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:40:44,247 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:40:44,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:44,844 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:44,845 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:44,894 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:45,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 530 states and 2040 transitions. [2022-11-16 08:40:45,133 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 2040 transitions. [2022-11-16 08:40:45,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:45,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:45,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:45,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:40:45,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:45,245 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:45,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:45,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:45,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:45,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:45,288 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:45,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:45,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:45,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:45,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:45,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:45,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:45,660 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:45,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:45,698 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:45,699 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:40:45,700 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:46,290 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:46,291 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:46,292 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:46,340 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:46,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 531 states and 2044 transitions. [2022-11-16 08:40:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 2044 transitions. [2022-11-16 08:40:46,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:46,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:46,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:46,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:46,704 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:40:46,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:46,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:46,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:46,774 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:46,779 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:46,783 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:46,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:47,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:47,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:47,140 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:47,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:47,151 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:47,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:47,166 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:47,166 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:47,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:47,797 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:47,798 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:47,799 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:47,847 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:48,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:48,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 532 states and 2048 transitions. [2022-11-16 08:40:48,091 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 2048 transitions. [2022-11-16 08:40:48,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:48,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:48,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:48,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:40:48,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:48,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:48,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:48,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:48,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:48,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:48,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:48,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:48,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:48,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:48,723 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:48,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:48,736 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:48,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:48,747 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:48,748 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:48,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:48,787 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:49,376 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:49,377 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:49,378 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:49,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 533 states and 2052 transitions. [2022-11-16 08:40:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 2052 transitions. [2022-11-16 08:40:49,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:49,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:49,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:49,754 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:40:49,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:49,789 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:49,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:49,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:49,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:49,820 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:50,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:50,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:50,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:50,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:50,201 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:50,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:50,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:50,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:50,245 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:50,246 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:40:50,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:50,266 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:50,858 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:50,859 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:50,859 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:50,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:51,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 534 states and 2056 transitions. [2022-11-16 08:40:51,148 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 2056 transitions. [2022-11-16 08:40:51,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:51,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:51,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:51,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:51,217 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:40:51,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:51,260 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:51,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:51,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:51,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:51,294 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:51,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:51,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:51,635 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:51,636 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:51,637 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:40:51,645 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:40:51,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:40:51,690 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:51,697 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:51,698 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:40:52,311 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:52,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:52,312 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:52,361 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:52,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 535 states and 2060 transitions. [2022-11-16 08:40:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 2060 transitions. [2022-11-16 08:40:52,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:52,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:52,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:52,686 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:40:52,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:52,720 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:52,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:52,742 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:52,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:52,751 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:52,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:53,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:53,105 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:53,113 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:53,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:53,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:53,125 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:53,138 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:53,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:53,151 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:40:53,195 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:53,196 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:40:53,795 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:53,796 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:53,796 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:53,845 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:54,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 536 states and 2064 transitions. [2022-11-16 08:40:54,092 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 2064 transitions. [2022-11-16 08:40:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:54,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:54,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:54,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:54,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:54,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:54,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:54,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:54,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:54,226 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:54,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:54,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:54,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:54,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:54,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:54,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:54,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:54,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:54,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:54,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:54,649 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:54,650 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:40:55,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:55,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:55,274 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 537 states and 2068 transitions. [2022-11-16 08:40:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 2068 transitions. [2022-11-16 08:40:55,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:55,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:55,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:55,637 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:40:55,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:55,675 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:55,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:55,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:55,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:55,710 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:40:55,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:55,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:55,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:55,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:55,956 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:55,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:55,970 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:55,971 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:56,023 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:40:56,023 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:40:56,634 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:56,635 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:56,635 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:56,684 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:56,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 538 states and 2072 transitions. [2022-11-16 08:40:56,902 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 2072 transitions. [2022-11-16 08:40:56,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:56,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:56,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:56,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:40:56,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:57,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:57,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:57,050 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:57,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:57,059 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:57,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:57,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:57,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:57,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:57,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:57,430 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:57,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:57,443 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:57,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:57,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:40:57,489 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:40:58,081 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:58,082 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:58,082 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:58,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:58,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 539 states and 2076 transitions. [2022-11-16 08:40:58,383 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 2076 transitions. [2022-11-16 08:40:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:58,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:58,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:58,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:58,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:58,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:58,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:58,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:58,521 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:40:58,526 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:58,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:40:58,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:58,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:40:58,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:40:58,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:58,930 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:58,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:40:58,943 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:58,944 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:40:58,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:40:59,590 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:59,591 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:40:59,591 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:40:59,639 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:40:59,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:40:59,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 540 states and 2080 transitions. [2022-11-16 08:40:59,857 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 2080 transitions. [2022-11-16 08:40:59,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:40:59,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:40:59,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:40:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:40:59,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:40:59,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:40:59,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:40:59,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:40:59,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:00,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:00,007 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:00,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:00,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:00,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:00,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:00,404 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:00,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:00,417 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:00,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:00,450 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:00,451 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:41:00,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:00,468 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:01,043 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:01,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:01,045 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:01,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:01,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 541 states and 2084 transitions. [2022-11-16 08:41:01,320 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 2084 transitions. [2022-11-16 08:41:01,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:01,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:01,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:01,397 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:41:01,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:01,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:01,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:01,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:01,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:01,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:01,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:01,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:01,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:01,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:01,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:01,848 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:01,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:01,862 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:01,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:01,908 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:01,925 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:41:01,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:41:02,516 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:02,517 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:02,517 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:02,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 542 states and 2088 transitions. [2022-11-16 08:41:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 2088 transitions. [2022-11-16 08:41:02,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:02,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:02,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:02,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:41:02,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:02,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:02,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:02,913 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:02,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:02,924 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:03,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:03,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:03,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:03,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:03,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:03,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:03,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:03,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:03,324 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:03,376 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:03,377 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:03,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:03,998 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:03,999 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:04,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:04,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:04,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 543 states and 2092 transitions. [2022-11-16 08:41:04,276 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 2092 transitions. [2022-11-16 08:41:04,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:04,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:04,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:04,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:41:04,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:04,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:04,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:04,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:04,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:04,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:04,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:04,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:04,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:04,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:04,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:04,804 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:04,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:04,817 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:04,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:04,862 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:04,868 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:04,869 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:04,870 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:05,487 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:05,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:05,488 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:05,536 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:05,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 544 states and 2096 transitions. [2022-11-16 08:41:05,753 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 2096 transitions. [2022-11-16 08:41:05,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:05,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:05,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:05,822 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:41:05,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:05,858 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:05,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:05,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:05,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:05,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:05,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:06,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:06,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:06,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:06,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:06,270 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:06,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:06,284 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:06,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:06,297 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:06,324 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:06,324 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:06,924 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:06,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:06,941 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:06,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:07,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:07,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 545 states and 2100 transitions. [2022-11-16 08:41:07,221 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 2100 transitions. [2022-11-16 08:41:07,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:07,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:07,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:07,300 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:07,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:07,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:07,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:07,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:07,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:07,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:07,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:07,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:07,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:07,736 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:07,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:07,747 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:07,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:07,761 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:07,762 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:07,777 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:07,804 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:07,805 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:08,594 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:08,595 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:08,596 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:08,645 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:08,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:08,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 546 states and 2104 transitions. [2022-11-16 08:41:08,877 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 2104 transitions. [2022-11-16 08:41:08,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:08,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:08,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:08,967 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:08,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:08,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:09,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:09,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:09,032 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:09,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:09,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:09,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:09,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:09,402 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:09,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:09,413 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:09,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:09,427 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:09,428 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:09,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:09,472 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:10,074 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:10,075 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:10,075 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:10,124 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:10,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:10,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 547 states and 2108 transitions. [2022-11-16 08:41:10,372 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 2108 transitions. [2022-11-16 08:41:10,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:10,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:10,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:10,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:41:10,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:10,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:10,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:10,512 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:10,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:10,520 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:10,529 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:10,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:10,857 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:10,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:10,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:10,876 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:10,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:10,890 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:10,890 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:10,926 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:10,927 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:41:10,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:11,528 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:11,529 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:11,530 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:11,579 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:11,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 548 states and 2112 transitions. [2022-11-16 08:41:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 2112 transitions. [2022-11-16 08:41:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:11,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:11,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:11,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:11,885 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:11,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:11,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:11,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:11,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:11,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:11,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:12,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:12,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:12,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:12,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:12,329 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:12,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:12,343 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:12,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:12,360 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:12,361 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:41:12,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:12,397 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:12,982 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:12,983 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:12,984 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:13,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:13,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 549 states and 2116 transitions. [2022-11-16 08:41:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 2116 transitions. [2022-11-16 08:41:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:13,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:13,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:13,345 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:13,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:13,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:13,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:13,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:13,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:13,444 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:13,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:13,795 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:13,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:13,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:13,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:13,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:13,828 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:13,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:13,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:13,877 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:14,462 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:14,463 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:14,464 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:14,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:14,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 550 states and 2120 transitions. [2022-11-16 08:41:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 2120 transitions. [2022-11-16 08:41:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:14,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:14,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:14,825 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:41:14,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:14,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:14,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:14,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:14,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:14,900 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:15,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:15,128 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:15,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:15,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:15,150 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:15,150 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:15,165 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:15,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:15,178 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:15,179 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:41:15,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:15,220 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:15,822 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:15,823 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:15,823 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:16,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 551 states and 2124 transitions. [2022-11-16 08:41:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 2124 transitions. [2022-11-16 08:41:16,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:16,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:16,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:16,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:41:16,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:16,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:16,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:16,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:16,256 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:16,261 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:16,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:16,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:16,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:16,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:16,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:16,648 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:16,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:16,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:16,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:16,705 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:16,706 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:41:16,706 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:17,300 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:17,301 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:17,302 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:17,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:17,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 552 states and 2128 transitions. [2022-11-16 08:41:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 2128 transitions. [2022-11-16 08:41:17,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:17,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:17,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:17,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:17,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:41:17,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:17,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:17,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:17,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:17,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:17,753 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:17,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:18,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:18,109 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:18,117 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:18,128 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:18,129 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:18,143 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:18,143 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:18,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:41:18,188 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:18,783 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:18,785 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:18,785 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:18,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:19,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:19,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 553 states and 2132 transitions. [2022-11-16 08:41:19,081 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 2132 transitions. [2022-11-16 08:41:19,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:19,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:19,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:19,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:41:19,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:19,188 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:19,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:19,220 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:19,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:19,231 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:19,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:19,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:19,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:19,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:19,477 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:19,478 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:19,491 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:19,492 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:19,543 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:19,544 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:41:19,545 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:20,154 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:20,155 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:20,155 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:20,204 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:20,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 554 states and 2136 transitions. [2022-11-16 08:41:20,445 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 2136 transitions. [2022-11-16 08:41:20,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:20,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:20,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:20,516 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:20,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:20,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:20,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:20,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:20,579 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:20,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:20,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:20,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:20,948 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:20,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:20,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:20,967 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:20,968 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:20,980 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:20,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:20,993 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:21,032 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:21,033 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:21,034 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:21,645 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:21,646 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:21,647 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:21,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:21,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 555 states and 2140 transitions. [2022-11-16 08:41:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 2140 transitions. [2022-11-16 08:41:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:21,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:21,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:22,010 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:22,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:22,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:22,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:22,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:22,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:22,094 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:22,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:22,421 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:22,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:22,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:22,439 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:22,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:22,453 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:22,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:22,501 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:22,506 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:22,507 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:41:23,098 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:23,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:23,100 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:23,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:23,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 556 states and 2144 transitions. [2022-11-16 08:41:23,369 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 2144 transitions. [2022-11-16 08:41:23,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:23,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:23,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:23,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:23,440 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:23,442 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:23,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:23,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:23,530 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:23,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:23,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:23,547 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:23,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:23,879 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:23,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:23,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:23,898 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:23,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:23,912 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:23,912 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:23,959 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:23,960 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:41:23,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:23,977 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:24,583 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:24,584 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:24,585 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 557 states and 2148 transitions. [2022-11-16 08:41:24,872 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 2148 transitions. [2022-11-16 08:41:24,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:24,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:24,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:24,943 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:24,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:24,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:25,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:25,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:25,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:25,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:25,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:25,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:25,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:25,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:25,433 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:25,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:25,448 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:25,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:25,480 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:25,481 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:41:25,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:41:26,092 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:26,093 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:26,093 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:26,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:26,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:26,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 558 states and 2152 transitions. [2022-11-16 08:41:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 2152 transitions. [2022-11-16 08:41:26,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:26,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:26,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:26,451 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:41:26,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:26,484 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:26,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:26,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:26,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:26,523 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:26,532 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:26,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:26,909 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:26,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:26,911 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:41:26,920 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 148 [2022-11-16 08:41:26,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 199 [2022-11-16 08:41:26,949 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:26,949 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:41:27,552 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:27,553 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:27,554 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:27,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:27,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 559 states and 2156 transitions. [2022-11-16 08:41:27,921 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 2156 transitions. [2022-11-16 08:41:27,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:27,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:27,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:27,994 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:27,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:28,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:28,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:28,049 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:28,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:28,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:28,067 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:28,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:28,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:28,464 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:28,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:28,475 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:28,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:28,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:28,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:28,523 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:28,524 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:41:28,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:41:29,124 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:29,125 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:29,126 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:29,175 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:29,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:29,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 560 states and 2160 transitions. [2022-11-16 08:41:29,420 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 2160 transitions. [2022-11-16 08:41:29,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:29,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:29,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:29,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:29,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:41:29,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:29,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:29,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:29,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:29,565 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:29,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:29,578 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:29,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:29,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:29,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:29,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:29,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:29,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:29,966 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:29,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:30,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:41:30,629 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:30,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:30,631 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:30,680 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:30,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 561 states and 2164 transitions. [2022-11-16 08:41:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 2164 transitions. [2022-11-16 08:41:30,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:30,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:30,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:31,053 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:41:31,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:31,094 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:31,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:31,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:31,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:31,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:31,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:31,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:31,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:31,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:31,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:31,513 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:31,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:31,527 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:31,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:31,544 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:41:32,180 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:32,181 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:32,181 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:32,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 562 states and 2168 transitions. [2022-11-16 08:41:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 2168 transitions. [2022-11-16 08:41:32,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:32,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:32,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:32,552 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:32,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:32,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:32,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:32,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:32,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:32,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:32,635 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:32,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:32,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:32,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:32,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:32,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:32,979 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:32,992 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:32,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:33,029 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:33,035 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:33,036 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:33,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:33,661 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:33,661 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:33,710 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:33,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:33,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 563 states and 2172 transitions. [2022-11-16 08:41:33,967 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 2172 transitions. [2022-11-16 08:41:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:33,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:33,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:34,043 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:41:34,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:34,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:34,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:34,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:34,108 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:34,112 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:34,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:34,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:34,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:34,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:34,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:34,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:34,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:34,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:34,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:34,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:41:35,185 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:35,186 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:35,186 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:36,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:36,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 564 states and 2176 transitions. [2022-11-16 08:41:36,040 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 2176 transitions. [2022-11-16 08:41:36,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:36,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:36,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:36,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:36,113 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:36,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:36,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:36,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:36,176 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:36,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:36,187 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:36,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:36,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:36,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:36,438 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:36,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:36,452 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:36,453 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:36,478 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:36,479 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:41:37,096 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:37,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:37,097 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:37,160 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:37,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:37,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 565 states and 2180 transitions. [2022-11-16 08:41:37,449 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 2180 transitions. [2022-11-16 08:41:37,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:37,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:37,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:37,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:41:37,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:37,575 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:37,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:37,614 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:37,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:37,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:37,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:37,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:37,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:37,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:37,997 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:37,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:38,011 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:38,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:38,054 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:41:38,647 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:38,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:38,649 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:38,697 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:38,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:38,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 566 states and 2184 transitions. [2022-11-16 08:41:38,962 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 2184 transitions. [2022-11-16 08:41:38,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:38,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:38,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:39,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:39,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:41:39,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:39,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:39,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:39,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:39,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:39,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:39,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:39,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:39,460 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:39,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:39,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:39,479 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:39,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:39,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:39,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:39,508 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:39,543 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:39,544 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:41:39,544 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:40,131 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:40,132 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:40,132 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:40,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:40,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 567 states and 2188 transitions. [2022-11-16 08:41:40,456 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 2188 transitions. [2022-11-16 08:41:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:40,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:40,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:40,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:40,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:41:40,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:40,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:40,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:40,592 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:40,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:40,601 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:40,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:40,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:40,941 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:40,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:40,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:40,961 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:40,961 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:40,975 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:40,976 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:41,014 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:41,020 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:41,021 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:41:41,021 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:41,618 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:41,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:41,620 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:41,669 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:41,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:41,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 568 states and 2192 transitions. [2022-11-16 08:41:41,932 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 2192 transitions. [2022-11-16 08:41:41,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:41,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:41,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:42,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:42,005 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:42,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:42,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:42,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:42,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:42,077 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:42,081 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:42,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:42,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:42,442 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:42,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:42,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:42,461 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:42,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:42,474 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:42,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:42,487 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:42,514 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:42,515 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:43,105 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:43,106 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:43,107 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:43,155 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:43,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:43,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 569 states and 2196 transitions. [2022-11-16 08:41:43,488 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 2196 transitions. [2022-11-16 08:41:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:43,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:43,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:43,555 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:41:43,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:43,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:43,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:43,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:43,622 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:43,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:43,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:43,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:43,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:44,001 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:44,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:44,012 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:44,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:44,026 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:44,026 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:44,036 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:44,037 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:41:44,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:44,077 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:44,662 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:44,663 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:44,664 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:44,712 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:45,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 570 states and 2200 transitions. [2022-11-16 08:41:45,063 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 2200 transitions. [2022-11-16 08:41:45,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:45,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:45,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:45,137 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 84 conjunts are in the unsatisfiable core [2022-11-16 08:41:45,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:45,178 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:45,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:45,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:45,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:45,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:45,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:45,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:45,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:45,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:45,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:45,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:45,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:45,599 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:45,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:45,608 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:45,609 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:41:45,658 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:41:45,659 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:46,239 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:46,240 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:46,241 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:46,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:46,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:46,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 571 states and 2204 transitions. [2022-11-16 08:41:46,665 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 2204 transitions. [2022-11-16 08:41:46,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:46,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:46,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:46,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:41:46,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:46,769 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:46,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:46,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:46,810 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:46,814 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:46,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:47,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:47,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:47,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:47,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:47,183 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:47,184 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:47,197 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:47,197 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:47,251 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:41:47,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:47,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:47,851 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:48,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:48,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 572 states and 2208 transitions. [2022-11-16 08:41:48,798 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 2208 transitions. [2022-11-16 08:41:48,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:48,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:48,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:48,870 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:48,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:48,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:48,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:48,930 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:48,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:48,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:48,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:49,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:49,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:49,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:49,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:49,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:49,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:49,327 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:49,328 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:49,380 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:49,381 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:41:49,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:41:50,035 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:50,037 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:50,037 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:50,086 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:50,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 573 states and 2212 transitions. [2022-11-16 08:41:50,357 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 2212 transitions. [2022-11-16 08:41:50,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:50,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:50,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:50,440 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:50,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:50,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:50,503 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:50,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:50,514 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:50,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:50,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:50,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:50,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:50,766 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:50,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:50,779 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:50,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:50,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:41:51,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:51,452 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:51,452 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:51,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:51,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 574 states and 2216 transitions. [2022-11-16 08:41:51,762 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 2216 transitions. [2022-11-16 08:41:51,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:51,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:51,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:51,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:41:51,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:51,870 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:51,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:51,895 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:51,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:51,906 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:41:52,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:52,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:52,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:52,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:52,286 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:52,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:52,299 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:52,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:52,337 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:41:52,343 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:52,344 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:41:52,933 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:52,934 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:52,935 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:53,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 575 states and 2220 transitions. [2022-11-16 08:41:53,550 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 2220 transitions. [2022-11-16 08:41:53,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:53,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:53,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:53,622 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:53,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:53,661 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:53,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:53,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:53,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:53,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:53,699 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:54,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:54,064 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:54,072 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:54,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:54,084 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:54,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:54,100 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:54,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:54,115 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:54,117 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:41:54,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:41:54,163 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:41:54,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:54,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:54,771 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:54,819 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:55,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:55,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 576 states and 2224 transitions. [2022-11-16 08:41:55,105 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 2224 transitions. [2022-11-16 08:41:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:55,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:55,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:55,181 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:55,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:55,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:55,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:55,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:55,264 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:55,268 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:55,276 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:55,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:55,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:55,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:55,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:55,510 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:55,511 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:55,524 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:55,525 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:55,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:41:56,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:56,168 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:56,168 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:56,217 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 577 states and 2228 transitions. [2022-11-16 08:41:56,506 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 2228 transitions. [2022-11-16 08:41:56,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:56,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:56,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:56,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:41:56,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:56,613 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:56,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:56,651 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:56,655 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:56,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:56,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:56,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:56,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:56,999 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:57,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:57,010 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:57,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:57,023 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:57,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:57,038 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:41:57,039 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:41:57,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:41:57,665 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:57,666 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:57,667 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:57,715 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:57,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:57,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 578 states and 2232 transitions. [2022-11-16 08:41:57,981 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 2232 transitions. [2022-11-16 08:41:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:57,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:57,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:58,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:58,059 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:41:58,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:58,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:58,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:58,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:58,126 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:58,131 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:58,139 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:58,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:58,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:41:58,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:41:58,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:58,505 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:58,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:41:58,518 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:58,519 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:41:58,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:41:59,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:59,185 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:41:59,186 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:41:59,234 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:41:59,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:41:59,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 579 states and 2236 transitions. [2022-11-16 08:41:59,565 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 2236 transitions. [2022-11-16 08:41:59,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:41:59,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:41:59,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:41:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:41:59,656 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:41:59,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:41:59,695 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:41:59,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:41:59,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:41:59,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:41:59,735 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:00,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:00,096 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:00,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:00,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:00,115 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:00,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:00,130 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:00,130 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:00,140 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:00,141 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:42:00,181 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:42:00,769 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:00,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:00,771 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:01,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 580 states and 2240 transitions. [2022-11-16 08:42:01,192 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 2240 transitions. [2022-11-16 08:42:01,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:01,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:01,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:01,269 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:42:01,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:01,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:01,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:01,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:01,333 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:01,337 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:01,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:01,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:01,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:01,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:01,712 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:01,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:01,724 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:01,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:01,735 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:01,736 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:42:02,368 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:02,369 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:02,369 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:02,419 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 581 states and 2244 transitions. [2022-11-16 08:42:02,972 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 2244 transitions. [2022-11-16 08:42:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:02,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:02,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:03,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:42:03,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:03,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:03,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:03,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:03,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:03,118 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:03,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:03,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:03,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:03,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:03,493 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:03,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:03,507 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:03,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:03,542 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:03,548 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:03,549 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:42:04,144 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:04,145 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:04,146 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:04,194 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:04,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 582 states and 2248 transitions. [2022-11-16 08:42:04,536 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 2248 transitions. [2022-11-16 08:42:04,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:04,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:04,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:04,607 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:42:04,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:04,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:04,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:04,676 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:04,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:04,687 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:05,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:05,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:05,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:05,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:05,056 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:05,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:05,069 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:05,070 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:05,119 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:05,120 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:42:05,716 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:05,717 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:05,718 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:05,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:06,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:06,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 583 states and 2252 transitions. [2022-11-16 08:42:06,086 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 2252 transitions. [2022-11-16 08:42:06,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:06,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:06,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:06,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:42:06,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:06,190 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:06,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:06,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:06,225 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:06,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:06,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:06,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:06,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:06,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:06,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:06,606 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:06,607 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:06,619 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:06,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:06,635 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:06,662 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:06,663 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:42:07,272 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:07,273 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:07,274 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:07,323 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:07,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 584 states and 2256 transitions. [2022-11-16 08:42:07,599 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 2256 transitions. [2022-11-16 08:42:07,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:07,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:07,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:07,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:07,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:42:07,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:07,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:07,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:07,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:07,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:07,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:07,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:08,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:08,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:08,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:08,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:08,113 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:08,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:08,126 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:08,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:08,169 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:08,177 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:08,177 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:42:08,178 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:08,790 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:08,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:08,792 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:08,840 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:09,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:09,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 585 states and 2260 transitions. [2022-11-16 08:42:09,120 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 2260 transitions. [2022-11-16 08:42:09,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:09,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:09,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:09,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:09,196 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:42:09,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:09,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:09,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:09,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:09,262 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:09,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:09,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:09,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:09,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:09,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:09,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:09,626 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:09,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:09,639 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:09,639 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:09,654 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:09,681 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:09,682 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2022-11-16 08:42:09,683 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:10,274 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:10,275 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:10,276 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:10,324 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:10,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 586 states and 2264 transitions. [2022-11-16 08:42:10,587 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 2264 transitions. [2022-11-16 08:42:10,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:10,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:10,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:10,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 78 conjunts are in the unsatisfiable core [2022-11-16 08:42:10,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:10,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:10,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:10,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:10,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:10,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:10,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:11,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:11,090 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:11,117 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:11,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:11,131 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:11,132 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:11,147 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:11,180 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:11,180 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:42:11,181 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:11,770 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:11,771 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:11,772 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:11,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:18,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:18,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 587 states and 2268 transitions. [2022-11-16 08:42:18,691 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 2268 transitions. [2022-11-16 08:42:18,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:18,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:18,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:18,775 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 82 conjunts are in the unsatisfiable core [2022-11-16 08:42:18,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:18,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:18,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:18,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:18,839 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:18,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:18,851 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:19,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:19,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:19,214 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:19,215 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:19,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:42:19,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:42:19,234 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:42:19,266 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:19,267 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:42:19,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:42:19,891 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:19,893 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:19,893 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:20,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 588 states and 2272 transitions. [2022-11-16 08:42:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 2272 transitions. [2022-11-16 08:42:20,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:20,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:20,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:20,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:42:20,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:20,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:20,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:20,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:20,411 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:20,415 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:20,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:20,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:20,758 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:20,766 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:20,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:20,777 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:20,778 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:20,791 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:20,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:20,809 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:20,846 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:20,847 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:42:21,481 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:21,482 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:21,483 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 589 states and 2276 transitions. [2022-11-16 08:42:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 2276 transitions. [2022-11-16 08:42:21,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:21,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:21,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:21,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:21,939 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:42:21,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:21,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:22,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:22,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:22,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:22,019 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:22,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:22,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:22,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:22,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:22,398 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:22,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:22,411 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:22,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:22,457 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:22,458 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:42:23,068 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:23,069 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:23,069 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:23,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:23,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 590 states and 2280 transitions. [2022-11-16 08:42:23,381 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 2280 transitions. [2022-11-16 08:42:23,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:23,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:23,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:23,476 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:42:23,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:23,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:23,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:23,533 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:23,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:23,543 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:23,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:23,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:23,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:23,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:23,927 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:23,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:23,941 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:23,942 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:23,951 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:23,952 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:42:23,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:42:23,998 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:24,612 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:24,613 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:24,613 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:24,662 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:24,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:24,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 591 states and 2284 transitions. [2022-11-16 08:42:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 2284 transitions. [2022-11-16 08:42:24,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:24,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:24,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:25,032 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:42:25,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:25,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:25,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:25,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:25,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:25,103 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:25,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:25,457 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:25,465 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:25,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:25,475 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:25,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:25,488 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:25,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:25,523 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:25,524 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:42:26,135 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:26,136 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:26,137 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:26,186 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:26,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 592 states and 2288 transitions. [2022-11-16 08:42:26,439 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 2288 transitions. [2022-11-16 08:42:26,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:26,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:26,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:26,510 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 80 conjunts are in the unsatisfiable core [2022-11-16 08:42:26,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:26,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:26,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:26,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:26,599 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:26,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:26,612 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:27,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:27,066 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:27,074 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:27,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:27,085 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:27,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:27,098 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:27,099 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:27,108 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:27,109 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:42:27,147 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:42:27,147 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:27,735 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:27,737 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:27,737 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:27,786 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:28,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:28,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 593 states and 2292 transitions. [2022-11-16 08:42:28,061 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 2292 transitions. [2022-11-16 08:42:28,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:28,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:28,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:28,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:28,153 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:42:28,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:28,195 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:28,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:28,218 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:28,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:28,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:28,236 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:28,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:28,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:28,475 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:28,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:28,485 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:28,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:28,499 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:28,499 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:28,541 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:28,542 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:42:28,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:42:29,140 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:29,141 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:29,142 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:29,190 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:29,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:29,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 594 states and 2296 transitions. [2022-11-16 08:42:29,473 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 2296 transitions. [2022-11-16 08:42:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:29,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:29,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:29,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:29,543 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:42:29,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:29,594 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:29,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:29,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:29,631 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:29,636 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:29,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:29,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:29,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:29,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:30,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:30,003 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:30,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:30,016 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:30,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:30,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:42:30,667 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:30,669 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:30,669 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:30,717 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:31,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 595 states and 2300 transitions. [2022-11-16 08:42:31,321 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 2300 transitions. [2022-11-16 08:42:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:31,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:31,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:31,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:31,391 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:42:31,394 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:31,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:31,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:31,468 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:31,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:31,477 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:31,485 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:31,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:31,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:31,842 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:31,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:31,853 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:31,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:31,867 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:31,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:31,917 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:42:31,917 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:32,504 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:32,506 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:32,506 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:32,555 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:32,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:32,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 596 states and 2304 transitions. [2022-11-16 08:42:32,876 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 2304 transitions. [2022-11-16 08:42:32,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:32,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:32,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:32,946 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:42:32,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:32,992 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:33,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:33,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:33,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:33,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:33,041 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:33,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:33,393 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:33,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:33,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:33,412 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:33,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:33,426 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:33,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:33,473 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:33,474 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:42:33,489 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:42:33,490 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:34,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:34,097 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:34,097 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:34,146 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:34,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:34,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 597 states and 2308 transitions. [2022-11-16 08:42:34,401 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 2308 transitions. [2022-11-16 08:42:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:34,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:34,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:34,471 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:42:34,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:34,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:34,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:34,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:34,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:34,566 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:34,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:34,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:34,908 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:34,909 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:34,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:42:34,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:42:34,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:42:34,964 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:42:35,585 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:35,586 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:35,587 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:35,635 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:35,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:35,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 598 states and 2312 transitions. [2022-11-16 08:42:35,878 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 2312 transitions. [2022-11-16 08:42:35,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:35,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:35,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:35,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:42:35,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:35,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:36,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:36,030 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:36,035 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:36,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:36,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:36,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:36,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:36,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:36,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:36,411 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:36,412 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:36,425 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:36,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:36,476 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:42:37,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:37,077 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:37,077 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:37,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 599 states and 2316 transitions. [2022-11-16 08:42:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 2316 transitions. [2022-11-16 08:42:37,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:37,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:37,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:37,451 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 85 conjunts are in the unsatisfiable core [2022-11-16 08:42:37,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:37,490 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:37,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:37,537 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:37,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:37,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:37,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:37,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:37,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:37,895 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:37,896 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:37,897 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 228 treesize of output 167 [2022-11-16 08:42:37,905 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 163 [2022-11-16 08:42:37,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 145 treesize of output 201 [2022-11-16 08:42:37,924 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:37,925 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:42:37,969 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29 [2022-11-16 08:42:38,559 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:38,561 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:38,561 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:38,610 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:38,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 600 states and 2320 transitions. [2022-11-16 08:42:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 2320 transitions. [2022-11-16 08:42:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:38,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:38,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:38,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 74 conjunts are in the unsatisfiable core [2022-11-16 08:42:38,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:38,966 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:39,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:39,004 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:39,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:39,012 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:39,020 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:39,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:39,372 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:39,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:39,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:39,390 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:39,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:39,403 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:39,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:39,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 20 [2022-11-16 08:42:40,043 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:40,044 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:40,045 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:40,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:40,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 601 states and 2324 transitions. [2022-11-16 08:42:40,346 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 2324 transitions. [2022-11-16 08:42:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:40,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:40,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:40,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:42:40,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:40,449 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:40,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:40,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:40,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:40,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:40,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:40,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:40,841 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:40,849 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:40,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:40,860 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:40,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:40,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:40,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:40,908 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:40,909 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:42:40,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:42:40,925 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:41,527 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:41,528 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:41,529 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:41,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 602 states and 2328 transitions. [2022-11-16 08:42:41,819 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 2328 transitions. [2022-11-16 08:42:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:41,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:41,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:41,892 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 83 conjunts are in the unsatisfiable core [2022-11-16 08:42:41,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:41,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:41,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:41,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:41,984 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:41,988 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:42,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:42,211 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:42,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:42,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:42,230 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:42,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:42,243 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:42,243 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:42,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:42:42,288 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:42,870 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:42,871 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:42,872 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:42,920 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 603 states and 2332 transitions. [2022-11-16 08:42:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 2332 transitions. [2022-11-16 08:42:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:43,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:43,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:43,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:42:43,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:43,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:43,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:43,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:43,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:43,324 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:43,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:43,678 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:43,686 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:43,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:43,697 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:43,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:43,711 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:43,711 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:43,726 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:43,764 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:43,765 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2022-11-16 08:42:43,765 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:44,353 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:44,354 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:44,355 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:44,403 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:44,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:44,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 604 states and 2336 transitions. [2022-11-16 08:42:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 2336 transitions. [2022-11-16 08:42:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:44,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:44,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:44,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:44,723 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:42:44,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:44,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:44,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:44,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:44,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:44,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:44,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:45,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:45,167 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:45,175 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:45,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:45,185 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:45,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:45,199 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:45,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:45,230 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:45,231 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:42:45,248 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:42:45,843 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:45,844 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:45,845 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:45,893 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:46,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 605 states and 2340 transitions. [2022-11-16 08:42:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 2340 transitions. [2022-11-16 08:42:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:46,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:46,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:46,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 75 conjunts are in the unsatisfiable core [2022-11-16 08:42:46,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:46,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:46,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:46,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:46,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:46,334 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:46,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:46,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:46,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:46,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:46,691 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:46,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:46,704 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:46,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:46,716 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:46,753 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:46,754 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:42:47,341 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:47,342 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:47,342 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:47,390 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:47,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 606 states and 2344 transitions. [2022-11-16 08:42:47,636 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 2344 transitions. [2022-11-16 08:42:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:47,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:47,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:47,708 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 79 conjunts are in the unsatisfiable core [2022-11-16 08:42:47,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:47,737 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:47,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:47,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:47,791 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:47,796 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:47,804 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:48,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:48,148 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:48,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:48,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:48,167 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:48,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:48,184 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:48,185 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:48,246 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:42:48,849 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:48,850 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:48,851 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:48,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:49,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:49,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 607 states and 2348 transitions. [2022-11-16 08:42:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 2348 transitions. [2022-11-16 08:42:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:49,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:49,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:49,223 WARN L261 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 81 conjunts are in the unsatisfiable core [2022-11-16 08:42:49,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:49,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:49,301 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:49,306 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:49,311 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:49,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:49,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:49,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:49,712 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:49,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:49,724 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:49,725 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:49,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:49,741 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:49,779 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:49,780 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2022-11-16 08:42:49,798 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 27 [2022-11-16 08:42:49,799 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:50,440 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:50,441 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:50,442 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:50,490 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:50,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 608 states and 2352 transitions. [2022-11-16 08:42:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 2352 transitions. [2022-11-16 08:42:50,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:50,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:50,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:50,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:50,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:42:50,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:50,834 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:50,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:50,876 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:50,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:50,888 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:51,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:51,249 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:51,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:51,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:51,268 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:51,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:51,283 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:51,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:51,299 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:51,299 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2022-11-16 08:42:51,951 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:51,952 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:51,952 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:52,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:52,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 609 states and 2356 transitions. [2022-11-16 08:42:52,264 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 2356 transitions. [2022-11-16 08:42:52,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:52,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:52,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:52,333 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 77 conjunts are in the unsatisfiable core [2022-11-16 08:42:52,335 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:52,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:52,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:52,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:52,414 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:52,419 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:52,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:52,760 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:52,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:52,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:52,779 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:52,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:52,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:52,794 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:52,844 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-16 08:42:52,850 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:52,851 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2022-11-16 08:42:52,851 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:53,451 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:53,452 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:53,453 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:53,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:53,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 610 states and 2360 transitions. [2022-11-16 08:42:53,771 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 2360 transitions. [2022-11-16 08:42:53,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:53,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:53,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:53,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:42:53,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:53,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:53,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:53,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:53,910 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:53,914 INFO L350 Elim1Store]: Elim1 eliminated variable 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 [2022-11-16 08:42:54,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:54,279 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:54,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:54,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:54,298 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:54,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:54,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:54,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:54,351 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:54,352 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 69 [2022-11-16 08:42:54,371 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:42:54,372 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:54,984 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:54,985 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:54,986 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:55,035 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:55,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:55,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 611 states and 2364 transitions. [2022-11-16 08:42:55,314 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 2364 transitions. [2022-11-16 08:42:55,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:55,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:55,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:55,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:55,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:42:55,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:55,417 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:55,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:55,445 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:55,450 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:55,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:55,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:55,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:55,818 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:55,825 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:55,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:55,839 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:55,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:55,854 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:55,854 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:55,900 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 149 treesize of output 44 [2022-11-16 08:42:55,900 INFO L208 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2022-11-16 08:42:56,497 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:56,498 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:56,499 INFO L350 Elim1Store]: Elim1 eliminated variable 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 46 treesize of output 17 [2022-11-16 08:42:56,549 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:42:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:42:56,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 612 states and 2368 transitions. [2022-11-16 08:42:56,815 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 2368 transitions. [2022-11-16 08:42:56,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:42:56,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:42:56,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:42:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:42:56,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 76 conjunts are in the unsatisfiable core [2022-11-16 08:42:56,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 08:42:56,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-11-16 08:42:56,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:56,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:56,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select 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 [2022-11-16 08:42:56,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:56,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select 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 [2022-11-16 08:42:57,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:57,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 169 [2022-11-16 08:42:57,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 161 [2022-11-16 08:42:57,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 08:42:57,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:57,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 134 treesize of output 201 [2022-11-16 08:42:57,363 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 08:42:57,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 20 [2022-11-16 08:42:57,377 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 08:42:57,378 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 97 [2022-11-16 08:42:57,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 148 treesize of output 29